249466636 has 24 divisors (see below), whose sum is σ = 465590160. Its totient is φ = 116547072.

The previous prime is 249466631. The next prime is 249466643. The reversal of 249466636 is 636664942.

249466636 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (46) 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 (249466631) 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, 3745 + ... + 22648.

It is an arithmetic number, because the mean of its divisors is an integer number (19399590).

Almost surely, 2^249466636 is an apocalyptic number.

It is an amenable number.

249466636 is a deficient number, since it is larger than the sum of its proper divisors (216123524).

249466636 is a wasteful number, since it uses less digits than its factorization.

249466636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26553 (or 26551 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 46.

The square root of 249466636 is about 15794.5128446559. The cubic root of 249466636 is about 629.5122082876.

The spelling of 249466636 in words is "two hundred forty-nine million, four hundred sixty-six thousand, six hundred thirty-six".