38125778 has 16 divisors (see below), whose sum is σ = 60540480. Its totient is φ = 17976336.

The previous prime is 38125771. The next prime is 38125811. The reversal of 38125778 is 87752183.

It is a super-3 number, since 3×38125778³ (a number of 24 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (38125771) 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, 5150 + ... + 10137.

It is an arithmetic number, because the mean of its divisors is an integer number (3783780).

Almost surely, 2^38125778 is an apocalyptic number.

38125778 is a deficient number, since it is larger than the sum of its proper divisors (22414702).

38125778 is a wasteful number, since it uses less digits than its factorization.

38125778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15361.

The product of its digits is 94080, while the sum is 41.

The square root of 38125778 is about 6174.6075178913. The cubic root of 38125778 is about 336.5680642306.

The spelling of 38125778 in words is "thirty-eight million, one hundred twenty-five thousand, seven hundred seventy-eight".