40056148 has 24 divisors (see below), whose sum is σ = 80970624. Its totient is φ = 17136000.

The previous prime is 40056073. The next prime is 40056167. The reversal of 40056148 is 84165004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26028 + ... + 27523.

It is an arithmetic number, because the mean of its divisors is an integer number (3373776).

Almost surely, 2^40056148 is an apocalyptic number.

It is an amenable number.

40056148 is an abundant number, since it is smaller than the sum of its proper divisors (40914476).

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

40056148 is a wasteful number, since it uses less digits than its factorization.

40056148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53583 (or 53581 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 40056148 is about 6328.9926528635. The cubic root of 40056148 is about 342.1551340696.

It can be divided in two parts, 40056 and 148, that added together give a palindrome (40204).

The spelling of 40056148 in words is "forty million, fifty-six thousand, one hundred forty-eight".