40132770 has 32 divisors (see below), whose sum is σ = 97407360. Its totient is φ = 10581120.

The previous prime is 40132759. The next prime is 40132777. The reversal of 40132770 is 7723104.

It is a super-2 number, since 2×40132770² = 3221278455745800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40132770.

It is not an unprimeable number, because it can be changed into a prime (40132777) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4846 + ... + 10185.

It is an arithmetic number, because the mean of its divisors is an integer number (3043980).

Almost surely, 2^40132770 is an apocalyptic number.

40132770 is an abundant number, since it is smaller than the sum of its proper divisors (57274590).

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

40132770 is a wasteful number, since it uses less digits than its factorization.

40132770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15130.

The product of its (nonzero) digits is 1176, while the sum is 24.

The square root of 40132770 is about 6335.0430148500. The cubic root of 40132770 is about 342.3731606270.

Adding to 40132770 its reverse (7723104), we get a palindrome (47855874).

The spelling of 40132770 in words is "forty million, one hundred thirty-two thousand, seven hundred seventy".