2394531 has 6 divisors (see below), whose sum is σ = 3458780. Its totient is φ = 1596348.

The previous prime is 2394527. The next prime is 2394563. The reversal of 2394531 is 1354932.

It is not a de Polignac number, because 2394531 - 2² = 2394527 is a prime.

It is a super-2 number, since 2×2394531² = 11467557419922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2394495 and 2394504.

It is not an unprimeable number, because it can be changed into a prime (2394571) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 133021 + ... + 133038.

2^2394531 is an apocalyptic number.

2394531 is a deficient number, since it is larger than the sum of its proper divisors (1064249).

2394531 is a wasteful number, since it uses less digits than its factorization.

2394531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266065 (or 266062 counting only the distinct ones).

The product of its digits is 3240, while the sum is 27.

The square root of 2394531 is about 1547.4272196133. The cubic root of 2394531 is about 133.7848146480.

The spelling of 2394531 in words is "two million, three hundred ninety-four thousand, five hundred thirty-one".