38490726 has 8 divisors (see below), whose sum is σ = 76981464. Its totient is φ = 12830240.

The previous prime is 38490721. The next prime is 38490731. The reversal of 38490726 is 62709483.

It is an interprime number because it is at equal distance from previous prime (38490721) and next prime (38490731).

It is a sphenic number, since it is the product of 3 distinct primes.

38490726 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38490721) 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, 3207555 + ... + 3207566.

It is an arithmetic number, because the mean of its divisors is an integer number (9622683).

Almost surely, 2^38490726 is an apocalyptic number.

38490726 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

38490726 is a wasteful number, since it uses less digits than its factorization.

38490726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6415126.

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 38490726 is about 6204.0894577690. The cubic root of 38490726 is about 337.6385560043.

The spelling of 38490726 in words is "thirty-eight million, four hundred ninety thousand, seven hundred twenty-six".