38136494 has 16 divisors (see below), whose sum is σ = 62536320. Its totient is φ = 17298360.

The previous prime is 38136493. The next prime is 38136499. The reversal of 38136494 is 49463183.

It is a super-2 number, since 2×38136494² = 2908784349224072, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38136493) 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, 10847 + ... + 13925.

It is an arithmetic number, because the mean of its divisors is an integer number (3908520).

Almost surely, 2^38136494 is an apocalyptic number.

38136494 is a deficient number, since it is larger than the sum of its proper divisors (24399826).

38136494 is a wasteful number, since it uses less digits than its factorization.

38136494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3655.

The product of its digits is 62208, while the sum is 38.

The square root of 38136494 is about 6175.4752043871. The cubic root of 38136494 is about 336.5995943021.

The spelling of 38136494 in words is "thirty-eight million, one hundred thirty-six thousand, four hundred ninety-four".