140246164 has 6 divisors (see below), whose sum is σ = 245430794. Its totient is φ = 70123080.

The previous prime is 140246153. The next prime is 140246173. The reversal of 140246164 is 461642041.

It can be written as a sum of positive squares in only one way, i.e., 137874564 + 2371600 = 11742^2 + 1540^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17530767 + ... + 17530774.

Almost surely, 2^140246164 is an apocalyptic number.

It is an amenable number.

140246164 is a deficient number, since it is larger than the sum of its proper divisors (105184630).

140246164 is a wasteful number, since it uses less digits than its factorization.

140246164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35061545 (or 35061543 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 140246164 is about 11842.5573251726. The cubic root of 140246164 is about 519.5535665391.

The spelling of 140246164 in words is "one hundred forty million, two hundred forty-six thousand, one hundred sixty-four".