126369632 has 12 divisors (see below), whose sum is σ = 248790276. Its totient is φ = 63184800.

The previous prime is 126369623. The next prime is 126369637. The reversal of 126369632 is 236963621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126369637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1974494 + ... + 1974557.

It is an arithmetic number, because the mean of its divisors is an integer number (20732523).

Almost surely, 2^126369632 is an apocalyptic number.

It is an amenable number.

126369632 is a deficient number, since it is larger than the sum of its proper divisors (122420644).

126369632 is an equidigital number, since it uses as much as digits as its factorization.

126369632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3949061 (or 3949053 counting only the distinct ones).

The product of its digits is 69984, while the sum is 38.

The square root of 126369632 is about 11241.4248207245. The cubic root of 126369632 is about 501.8195464692.

The spelling of 126369632 in words is "one hundred twenty-six million, three hundred sixty-nine thousand, six hundred thirty-two".