38485902 has 32 divisors (see below), whose sum is σ = 94735872. Its totient is φ = 10149984.

The previous prime is 38485873. The next prime is 38485907. The reversal of 38485902 is 20958483.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38485907) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34698 + ... + 35789.

It is an arithmetic number, because the mean of its divisors is an integer number (2960496).

Almost surely, 2^38485902 is an apocalyptic number.

38485902 is an abundant number, since it is smaller than the sum of its proper divisors (56249970).

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

38485902 is a wasteful number, since it uses less digits than its factorization.

38485902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70512.

The product of its (nonzero) digits is 69120, while the sum is 39.

The square root of 38485902 is about 6203.7006697616. The cubic root of 38485902 is about 337.6244501264.

The spelling of 38485902 in words is "thirty-eight million, four hundred eighty-five thousand, nine hundred two".