38770146 has 24 divisors (see below), whose sum is σ = 88423920. Its totient is φ = 12243096.

The previous prime is 38770103. The next prime is 38770169. The reversal of 38770146 is 64107783.

It is a super-2 number, since 2×38770146² = 3006248441722632, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 38770146.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56340 + ... + 57023.

It is an arithmetic number, because the mean of its divisors is an integer number (3684330).

Almost surely, 2^38770146 is an apocalyptic number.

38770146 is an abundant number, since it is smaller than the sum of its proper divisors (49653774).

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

38770146 is a wasteful number, since it uses less digits than its factorization.

38770146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113390 (or 113387 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 36.

The square root of 38770146 is about 6226.5677543893. The cubic root of 38770146 is about 338.4536059303.

The spelling of 38770146 in words is "thirty-eight million, seven hundred seventy thousand, one hundred forty-six".