140400462 has 32 divisors (see below), whose sum is σ = 299646720. Its totient is φ = 43727040.

The previous prime is 140400451. The next prime is 140400473. The reversal of 140400462 is 264004041.

It is an interprime number because it is at equal distance from previous prime (140400451) and next prime (140400473).

It is a super-3 number, since 3×140400462³ (a number of 25 digits) contains 333 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, 114 + ... + 16757.

It is an arithmetic number, because the mean of its divisors is an integer number (9363960).

Almost surely, 2^140400462 is an apocalyptic number.

140400462 is an abundant number, since it is smaller than the sum of its proper divisors (159246258).

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

140400462 is a wasteful number, since it uses less digits than its factorization.

140400462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16968.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 140400462 is about 11849.0700900957. The cubic root of 140400462 is about 519.7440332929.

The spelling of 140400462 in words is "one hundred forty million, four hundred thousand, four hundred sixty-two".