140564546 has 16 divisors (see below), whose sum is σ = 231595200. Its totient is φ = 63687888.

The previous prime is 140564539. The next prime is 140564561. The reversal of 140564546 is 645465041.

140564546 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×140564546² = 39516783184372232, which contains 22 as substring.

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, 79541 + ... + 81288.

It is an arithmetic number, because the mean of its divisors is an integer number (14474700).

Almost surely, 2^140564546 is an apocalyptic number.

140564546 is a deficient number, since it is larger than the sum of its proper divisors (91030654).

140564546 is a wasteful number, since it uses less digits than its factorization.

140564546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160873.

The product of its (nonzero) digits is 57600, while the sum is 35.

The square root of 140564546 is about 11855.9919871768. The cubic root of 140564546 is about 519.9464269266.

The spelling of 140564546 in words is "one hundred forty million, five hundred sixty-four thousand, five hundred forty-six".