491464100 has 36 divisors (see below), whose sum is σ = 1084566000. Its totient is φ = 193251360.

The previous prime is 491464097. The next prime is 491464117. The reversal of 491464100 is 1464194.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35750 + ... + 47549.

Almost surely, 2^491464100 is an apocalyptic number.

It is an amenable number.

491464100 is an abundant number, since it is smaller than the sum of its proper divisors (593101900).

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

491464100 is a wasteful number, since it uses less digits than its factorization.

491464100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83372 (or 83365 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 491464100 is about 22168.9896025958. The cubic root of 491464100 is about 789.1579448444.

It can be divided in two parts, 49 and 1464100, that multiplied together give a square (71740900 = 8470²).

The spelling of 491464100 in words is "four hundred ninety-one million, four hundred sixty-four thousand, one hundred".