38224774 has 32 divisors (see below), whose sum is σ = 68016960. Its totient is φ = 15769728.

The previous prime is 38224759. The next prime is 38224783. The reversal of 38224774 is 47742283.

It is a super-2 number, since 2×38224774² = 2922266694702152, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56124 + ... + 56800.

It is an arithmetic number, because the mean of its divisors is an integer number (2125530).

Almost surely, 2^38224774 is an apocalyptic number.

38224774 is a deficient number, since it is larger than the sum of its proper divisors (29792186).

38224774 is a wasteful number, since it uses less digits than its factorization.

38224774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 832.

The product of its digits is 75264, while the sum is 37.

The square root of 38224774 is about 6182.6187008419. The cubic root of 38224774 is about 336.8591192347.

The spelling of 38224774 in words is "thirty-eight million, two hundred twenty-four thousand, seven hundred seventy-four".