245891032 has 8 divisors (see below), whose sum is σ = 461045700. Its totient is φ = 122945512.

The previous prime is 245891021. The next prime is 245891099. The reversal of 245891032 is 230198542.

It is a tau number, because it is divible by the number of its divisors (8).

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, 15368182 + ... + 15368197.

Almost surely, 2^245891032 is an apocalyptic number.

It is an amenable number.

245891032 is a deficient number, since it is larger than the sum of its proper divisors (215154668).

245891032 is a wasteful number, since it uses less digits than its factorization.

245891032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30736385 (or 30736381 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 245891032 is about 15680.9129836244. The cubic root of 245891032 is about 626.4901250602.

The spelling of 245891032 in words is "two hundred forty-five million, eight hundred ninety-one thousand, thirty-two".