140562642 has 32 divisors (see below), whose sum is σ = 307105344. Its totient is φ = 42536000.

The previous prime is 140562629. The next prime is 140562659. The reversal of 140562642 is 246265041.

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, 85048 + ... + 86684.

It is an arithmetic number, because the mean of its divisors is an integer number (9597042).

Almost surely, 2^140562642 is an apocalyptic number.

140562642 is an abundant number, since it is smaller than the sum of its proper divisors (166542702).

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

140562642 is a wasteful number, since it uses less digits than its factorization.

140562642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2954.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 140562642 is about 11855.9116899545. The cubic root of 140562642 is about 519.9440792922.

The spelling of 140562642 in words is "one hundred forty million, five hundred sixty-two thousand, six hundred forty-two".