2531495 has 8 divisors (see below), whose sum is σ = 3170016. Its totient is φ = 1937056.

The previous prime is 2531489. The next prime is 2531519. The reversal of 2531495 is 5941352.

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 2531495 - 2²⁰ = 1482919 is a prime.

It is a super-3 number, since 3×2531495³ = 48669006011043337125, which contains 333 as substring.

It is a Duffinian number.

It is a congruent 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, 10892 + ... + 11121.

It is an arithmetic number, because the mean of its divisors is an integer number (396252).

2^2531495 is an apocalyptic number.

2531495 is a deficient number, since it is larger than the sum of its proper divisors (638521).

2531495 is a wasteful number, since it uses less digits than its factorization.

2531495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22041.

The product of its digits is 5400, while the sum is 29.

The square root of 2531495 is about 1591.0672518784. The cubic root of 2531495 is about 136.2884413037.

The spelling of 2531495 in words is "two million, five hundred thirty-one thousand, four hundred ninety-five".