82400462 has 16 divisors (see below), whose sum is σ = 133092720. Its totient is φ = 38118528.

The previous prime is 82400453. The next prime is 82400477. The reversal of 82400462 is 26400428.

It is a super-3 number, since 3×82400462³ (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18533 + ... + 22544.

It is an arithmetic number, because the mean of its divisors is an integer number (8318295).

Almost surely, 2^82400462 is an apocalyptic number.

82400462 is a deficient number, since it is larger than the sum of its proper divisors (50692258).

82400462 is a wasteful number, since it uses less digits than its factorization.

82400462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41155.

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 82400462 is about 9077.4700219830. The cubic root of 82400462 is about 435.1542360541.

The spelling of 82400462 in words is "eighty-two million, four hundred thousand, four hundred sixty-two".