38256040 has 16 divisors (see below), whose sum is σ = 86076180. Its totient is φ = 15302400.

The previous prime is 38256019. The next prime is 38256041. The reversal of 38256040 is 4065283.

It can be written as a sum of positive squares in 2 ways, for example, as 36024004 + 2232036 = 6002^2 + 1494^2 .

It is not an unprimeable number, because it can be changed into a prime (38256041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 478161 + ... + 478240.

Almost surely, 2^38256040 is an apocalyptic number.

It is an amenable number.

38256040 is an abundant number, since it is smaller than the sum of its proper divisors (47820140).

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

38256040 is a wasteful number, since it uses less digits than its factorization.

38256040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 956412 (or 956408 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 38256040 is about 6185.1467242095. The cubic root of 38256040 is about 336.9509389788.

The spelling of 38256040 in words is "thirty-eight million, two hundred fifty-six thousand, forty".