38013736 has 24 divisors (see below), whose sum is σ = 72520110. Its totient is φ = 18680640.

The previous prime is 38013727. The next prime is 38013761. The reversal of 38013736 is 63731083.

It can be written as a sum of positive squares in 3 ways, for example, as 14062500 + 23951236 = 3750^2 + 4894^2 .

It is a junction number, because it is equal to n+sod(n) for n = 38013698 and 38013707.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 29130 + ... + 30406.

Almost surely, 2^38013736 is an apocalyptic number.

It is an amenable number.

38013736 is a deficient number, since it is larger than the sum of its proper divisors (34506374).

38013736 is a wasteful number, since it uses less digits than its factorization.

38013736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1405 (or 1340 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 38013736 is about 6165.5280390247. The cubic root of 38013736 is about 336.2380446545.

The spelling of 38013736 in words is "thirty-eight million, thirteen thousand, seven hundred thirty-six".