2429631 has 12 divisors (see below), whose sum is σ = 3523000. Its totient is φ = 1613520.

The previous prime is 2429627. The next prime is 2429633. The reversal of 2429631 is 1369242.

2429631 is a `hidden beast` number, since 2 + 4 + 29 + 631 = 666.

It is not a de Polignac number, because 2429631 - 2² = 2429627 is a prime.

It is a super-2 number, since 2×2429631² = 11806213592322, 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 = 2429595 and 2429604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2429633) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4221 + ... + 4761.

2^2429631 is an apocalyptic number.

2429631 is a deficient number, since it is larger than the sum of its proper divisors (1093369).

2429631 is a wasteful number, since it uses less digits than its factorization.

2429631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1046 (or 1043 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 2429631 is about 1558.7273655133. The cubic root of 2429631 is about 134.4353369561.

The spelling of 2429631 in words is "two million, four hundred twenty-nine thousand, six hundred thirty-one".