38740236 has 24 divisors (see below), whose sum is σ = 90921264. Its totient is φ = 12838080.

The previous prime is 38740231. The next prime is 38740241. The reversal of 38740236 is 63204783.

It is an interprime number because it is at equal distance from previous prime (38740231) and next prime (38740241).

It is a junction number, because it is equal to n+sod(n) for n = 38740197 and 38740206.

It is not an unprimeable number, because it can be changed into a prime (38740231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7255 + ... + 11406.

It is an arithmetic number, because the mean of its divisors is an integer number (3788386).

Almost surely, 2^38740236 is an apocalyptic number.

It is an amenable number.

38740236 is an abundant number, since it is smaller than the sum of its proper divisors (52181028).

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

38740236 is a wasteful number, since it uses less digits than its factorization.

38740236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18841 (or 18839 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 38740236 is about 6224.1654862319. The cubic root of 38740236 is about 338.3665479510.

The spelling of 38740236 in words is "thirty-eight million, seven hundred forty thousand, two hundred thirty-six".