245648674 has 16 divisors (see below), whose sum is σ = 393799968. Its totient is φ = 114517312.

The previous prime is 245648659. The next prime is 245648699. The reversal of 245648674 is 476846542.

It is a happy number.

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, 30124 + ... + 37399.

It is an arithmetic number, because the mean of its divisors is an integer number (24612498).

Almost surely, 2^245648674 is an apocalyptic number.

245648674 is a deficient number, since it is larger than the sum of its proper divisors (148151294).

245648674 is a wasteful number, since it uses less digits than its factorization.

245648674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67649.

The product of its digits is 1290240, while the sum is 46.

The square root of 245648674 is about 15673.1832759015. The cubic root of 245648674 is about 626.2842278866.

The spelling of 245648674 in words is "two hundred forty-five million, six hundred forty-eight thousand, six hundred seventy-four".