35973990 has 128 divisors (see below), whose sum is σ = 106485120. Its totient is φ = 8584704.

The previous prime is 35973983. The next prime is 35973991. The reversal of 35973990 is 9937953.

35973990 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35973991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 129732 + ... + 130008.

It is an arithmetic number, because the mean of its divisors is an integer number (831915).

Almost surely, 2^35973990 is an apocalyptic number.

35973990 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 35973990, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53242560).

35973990 is an abundant number, since it is smaller than the sum of its proper divisors (70511130).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

35973990 is a wasteful number, since it uses less digits than its factorization.

35973990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343 (or 337 counting only the distinct ones).

The product of its (nonzero) digits is 229635, while the sum is 45.

The square root of 35973990 is about 5997.8321083538. The cubic root of 35973990 is about 330.1131843158.

It can be divided in two parts, 35973 and 990, that added together give a palindrome (36963).

The spelling of 35973990 in words is "thirty-five million, nine hundred seventy-three thousand, nine hundred ninety".