35899974 has 72 divisors (see below), whose sum is σ = 87390576. Its totient is φ = 10639200.

The previous prime is 35899973. The next prime is 35899993. The reversal of 35899974 is 47999853.

It is a self number, because there is not a number n which added to its sum of digits gives 35899974.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35899973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 115279 + ... + 115589.

It is an arithmetic number, because the mean of its divisors is an integer number (1213758).

Almost surely, 2^35899974 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 35899974, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43695288).

35899974 is an abundant number, since it is smaller than the sum of its proper divisors (51490602).

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

35899974 is a wasteful number, since it uses less digits than its factorization.

35899974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394 (or 380 counting only the distinct ones).

The product of its digits is 2449440, while the sum is 54.

The square root of 35899974 is about 5991.6587018955. The cubic root of 35899974 is about 329.8866277218.

It can be divided in two parts, 35 and 899974, that added together give a palindrome (900009).

The spelling of 35899974 in words is "thirty-five million, eight hundred ninety-nine thousand, nine hundred seventy-four".