35781252 has 48 divisors (see below), whose sum is σ = 90307392. Its totient is φ = 10961280.

The previous prime is 35781247. The next prime is 35781269. The reversal of 35781252 is 25218753.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 53802 + ... + 54462.

It is an arithmetic number, because the mean of its divisors is an integer number (1881404).

Almost surely, 2^35781252 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 35781252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45153696).

35781252 is an abundant number, since it is smaller than the sum of its proper divisors (54526140).

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

35781252 is a wasteful number, since it uses less digits than its factorization.

35781252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1028 (or 1026 counting only the distinct ones).

The product of its digits is 16800, while the sum is 33.

The square root of 35781252 is about 5981.7432241780. The cubic root of 35781252 is about 329.5225786869.

The spelling of 35781252 in words is "thirty-five million, seven hundred eighty-one thousand, two hundred fifty-two".