40146052 has 24 divisors (see below), whose sum is σ = 73167192. Its totient is φ = 19257600.

The previous prime is 40146013. The next prime is 40146053. The reversal of 40146052 is 25064104.

It can be written as a sum of positive squares in 4 ways, for example, as 1156 + 40144896 = 34^2 + 6336^2 .

It is a super-2 number, since 2×40146052² = 3223410982373408, which contains 22 as substring.

It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (40146053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7998 + ... + 12010.

It is an arithmetic number, because the mean of its divisors is an integer number (3048633).

Almost surely, 2^40146052 is an apocalyptic number.

It is an amenable number.

40146052 is a deficient number, since it is larger than the sum of its proper divisors (33021140).

40146052 is a wasteful number, since it uses less digits than its factorization.

40146052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4119 (or 4117 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 40146052 is about 6336.0912240908. The cubic root of 40146052 is about 342.4109260969.

The spelling of 40146052 in words is "forty million, one hundred forty-six thousand, fifty-two".