140889264 has 40 divisors (see below), whose sum is σ = 370837872. Its totient is φ = 46076160.

The previous prime is 140889241. The next prime is 140889277. The reversal of 140889264 is 462988041.

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, 25147 + ... + 30234.

Almost surely, 2^140889264 is an apocalyptic number.

It is an amenable number.

140889264 is an abundant number, since it is smaller than the sum of its proper divisors (229948608).

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

140889264 is a wasteful number, since it uses less digits than its factorization.

140889264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55445 (or 55439 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 42.

The square root of 140889264 is about 11869.6783444203. The cubic root of 140889264 is about 520.3464949048.

The spelling of 140889264 in words is "one hundred forty million, eight hundred eighty-nine thousand, two hundred sixty-four".