2452631 has 4 divisors (see below), whose sum is σ = 2465664. Its totient is φ = 2439600.

The previous prime is 2452603. The next prime is 2452633. The reversal of 2452631 is 1362542.

2452631 = 4² + 5² + ... + 194².

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1362542 = 2 ⋅681271.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2452631 is a prime.

It is a super-2 number, since 2×2452631² = 12030797644322, 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 = 2452597 and 2452606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2452633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6230 + ... + 6611.

It is an arithmetic number, because the mean of its divisors is an integer number (616416).

2^2452631 is an apocalyptic number.

2452631 is a deficient number, since it is larger than the sum of its proper divisors (13033).

2452631 is a wasteful number, since it uses less digits than its factorization.

2452631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13032.

The product of its digits is 1440, while the sum is 23.

The square root of 2452631 is about 1566.0878008592. The cubic root of 2452631 is about 134.8582141938.

The spelling of 2452631 in words is "two million, four hundred fifty-two thousand, six hundred thirty-one".