2495230921 has 8 divisors (see below), whose sum is σ = 2503998504. Its totient is φ = 2486476800.

The previous prime is 2495230883. The next prime is 2495230949. The reversal of 2495230921 is 1290325942.

2495230921 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 229946896 + 2265284025 = 15164^2 + 47595^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2495230921 - 2²³ = 2486842313 is a prime.

It is a super-2 number, since 2×2495230921² = 12452354698229016482, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2495260921) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 485461 + ... + 490573.

It is an arithmetic number, because the mean of its divisors is an integer number (312999813).

Almost surely, 2^2495230921 is an apocalyptic number.

It is an amenable number.

2495230921 is a deficient number, since it is larger than the sum of its proper divisors (8767583).

2495230921 is a wasteful number, since it uses less digits than its factorization.

2495230921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6731.

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 2495230921 is about 49952.2864441659. The cubic root of 2495230921 is about 1356.3452408047.

The spelling of 2495230921 in words is "two billion, four hundred ninety-five million, two hundred thirty thousand, nine hundred twenty-one".