80140252 has 12 divisors (see below), whose sum is σ = 147626920. Its totient is φ = 37961136.

The previous prime is 80140237. The next prime is 80140289. The reversal of 80140252 is 25204108.

It is a congruent number.

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, 527163 + ... + 527314.

Almost surely, 2^80140252 is an apocalyptic number.

It is an amenable number.

80140252 is a deficient number, since it is larger than the sum of its proper divisors (67486668).

80140252 is a wasteful number, since it uses less digits than its factorization.

80140252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1054500 (or 1054498 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 80140252 is about 8952.1088018411. The cubic root of 80140252 is about 431.1385941451.

The spelling of 80140252 in words is "eighty million, one hundred forty thousand, two hundred fifty-two".