245404959 has 16 divisors (see below), whose sum is σ = 339139584. Its totient is φ = 157680000.

The previous prime is 245404879. The next prime is 245404981. The reversal of 245404959 is 959404542.

245404959 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 245404959 - 2¹⁵ = 245372191 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 245404959.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245404759) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18087 + ... + 28599.

It is an arithmetic number, because the mean of its divisors is an integer number (21196224).

Almost surely, 2^245404959 is an apocalyptic number.

245404959 is a deficient number, since it is larger than the sum of its proper divisors (93734625).

245404959 is a wasteful number, since it uses less digits than its factorization.

245404959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10798.

The product of its (nonzero) digits is 259200, while the sum is 42.

The square root of 245404959 is about 15665.4064422217. The cubic root of 245404959 is about 626.0770412519.

The spelling of 245404959 in words is "two hundred forty-five million, four hundred four thousand, nine hundred fifty-nine".