39132690 has 32 divisors (see below), whose sum is σ = 95325120. Its totient is φ = 10279104.

The previous prime is 39132689. The next prime is 39132697. The reversal of 39132690 is 9623193.

39132690 = 731² + 732² + ... + 797².

It is a super-2 number, since 2×39132690² = 3062734853272200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (39132697) 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 15 ways as a sum of consecutive naturals, for example, 7725 + ... + 11744.

It is an arithmetic number, because the mean of its divisors is an integer number (2978910).

Almost surely, 2^39132690 is an apocalyptic number.

39132690 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

39132690 is an abundant number, since it is smaller than the sum of its proper divisors (56192430).

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

39132690 is a wasteful number, since it uses less digits than its factorization.

39132690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19546.

The product of its (nonzero) digits is 8748, while the sum is 33.

The square root of 39132690 is about 6255.6126798260. The cubic root of 39132690 is about 339.5053071095.

The spelling of 39132690 in words is "thirty-nine million, one hundred thirty-two thousand, six hundred ninety".