491074652 has 12 divisors (see below), whose sum is σ = 862650096. Its totient is φ = 244603200.

The previous prime is 491074651. The next prime is 491074657. The reversal of 491074652 is 256470194.

It is a super-2 number, since 2×491074652² = 482308627673842208, which contains 22 as substring.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (491074651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 232349 + ... + 234452.

It is an arithmetic number, because the mean of its divisors is an integer number (71887508).

Almost surely, 2^491074652 is an apocalyptic number.

It is an amenable number.

491074652 is a deficient number, since it is larger than the sum of its proper divisors (371575444).

491074652 is a wasteful number, since it uses less digits than its factorization.

491074652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467068 (or 467066 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 491074652 is about 22160.2042409360. The cubic root of 491074652 is about 788.9494405005.

It can be divided in two parts, 49 and 1074652, that added together give a palindrome (1074701).

The spelling of 491074652 in words is "four hundred ninety-one million, seventy-four thousand, six hundred fifty-two".