38743902 has 24 divisors (see below), whose sum is σ = 84959784. Its totient is φ = 12758544.

The previous prime is 38743877. The next prime is 38743909. The reversal of 38743902 is 20934783.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38743909) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11473 + ... + 14460.

It is an arithmetic number, because the mean of its divisors is an integer number (3539991).

Almost surely, 2^38743902 is an apocalyptic number.

38743902 is an abundant number, since it is smaller than the sum of its proper divisors (46215882).

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

38743902 is a wasteful number, since it uses less digits than its factorization.

38743902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26024 (or 26021 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 38743902 is about 6224.4599765763. The cubic root of 38743902 is about 338.3772208566.

It can be divided in two parts, 3874 and 3902, that added together give a 5-th power (7776 = 6⁵).

The spelling of 38743902 in words is "thirty-eight million, seven hundred forty-three thousand, nine hundred two".