38670550 has 24 divisors (see below), whose sum is σ = 73874736. Its totient is φ = 15049440.

The previous prime is 38670497. The next prime is 38670551. The reversal of 38670550 is 5507683.

It is a happy number.

It is a super-2 number, since 2×38670550² = 2990822874605000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38670551) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 8602 + ... + 12301.

It is an arithmetic number, because the mean of its divisors is an integer number (3078114).

Almost surely, 2^38670550 is an apocalyptic number.

38670550 is a deficient number, since it is larger than the sum of its proper divisors (35204186).

38670550 is a wasteful number, since it uses less digits than its factorization.

38670550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20952 (or 20947 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 38670550 is about 6218.5649469954. The cubic root of 38670550 is about 338.1635414125.

The spelling of 38670550 in words is "thirty-eight million, six hundred seventy thousand, five hundred fifty".