38226722 has 4 divisors (see below), whose sum is σ = 57340086. Its totient is φ = 19113360.

The previous prime is 38226709. The next prime is 38226731. The reversal of 38226722 is 22762283.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22762283 = 149 ⋅152767.

It can be written as a sum of positive squares in only one way, i.e., 29822521 + 8404201 = 5461^2 + 2899^2 .

It is a super-2 number, since 2×38226722² = 2922564549730568, which contains 22 as substring.

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 as a sum of consecutive naturals, namely, 9556679 + ... + 9556682.

Almost surely, 2^38226722 is an apocalyptic number.

38226722 is a deficient number, since it is larger than the sum of its proper divisors (19113364).

38226722 is a wasteful number, since it uses less digits than its factorization.

38226722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19113363.

The product of its digits is 16128, while the sum is 32.

The square root of 38226722 is about 6182.7762372578. The cubic root of 38226722 is about 336.8648414435.

The spelling of 38226722 in words is "thirty-eight million, two hundred twenty-six thousand, seven hundred twenty-two".