641712462 has 32 divisors (see below), whose sum is σ = 1326274560. Its totient is φ = 206777760.

The previous prime is 641712457. The next prime is 641712473. The reversal of 641712462 is 264217146.

It is a super-2 number, since 2×641712462² = 823589767772202888, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 288868 + ... + 291080.

It is an arithmetic number, because the mean of its divisors is an integer number (41446080).

Almost surely, 2^641712462 is an apocalyptic number.

641712462 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

641712462 is an abundant number, since it is smaller than the sum of its proper divisors (684562098).

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

641712462 is a wasteful number, since it uses less digits than its factorization.

641712462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3808.

The product of its digits is 16128, while the sum is 33.

The square root of 641712462 is about 25332.0441733390. The cubic root of 641712462 is about 862.5418138939.

The spelling of 641712462 in words is "six hundred forty-one million, seven hundred twelve thousand, four hundred sixty-two".