38702340 has 48 divisors (see below), whose sum is σ = 120408960. Its totient is φ = 10320480.

The previous prime is 38702311. The next prime is 38702341. The reversal of 38702340 is 4320783.

It is a super-2 number, since 2×38702340² = 2995742242951200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (38702341) 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, 35296 + ... + 36375.

It is an arithmetic number, because the mean of its divisors is an integer number (2508520).

Almost surely, 2^38702340 is an apocalyptic number.

38702340 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

38702340 is an abundant number, since it is smaller than the sum of its proper divisors (81706620).

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

38702340 is a wasteful number, since it uses less digits than its factorization.

38702340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71689 (or 71681 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 38702340 is about 6221.1204778561. The cubic root of 38702340 is about 338.2561810268.

The spelling of 38702340 in words is "thirty-eight million, seven hundred two thousand, three hundred forty".