140400460 has 12 divisors (see below), whose sum is σ = 294841008. Its totient is φ = 56160176.

The previous prime is 140400451. The next prime is 140400473. The reversal of 140400460 is 64004041.

140400460 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3509992 + ... + 3510031.

It is an arithmetic number, because the mean of its divisors is an integer number (24570084).

Almost surely, 2^140400460 is an apocalyptic number.

140400460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140400460 is an abundant number, since it is smaller than the sum of its proper divisors (154440548).

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

140400460 is a wasteful number, since it uses less digits than its factorization.

140400460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7020032 (or 7020030 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 140400460 is about 11849.0700057009. The cubic root of 140400460 is about 519.7440308250.

The spelling of 140400460 in words is "one hundred forty million, four hundred thousand, four hundred sixty".