62631407 has 2 divisors, whose sum is σ = 62631408. Its totient is φ = 62631406.

The previous prime is 62631389. The next prime is 62631409. The reversal of 62631407 is 70413626.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 62631407 - 2¹⁰ = 62630383 is a prime.

Together with 62631409, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p_3708740 and since 62631407 and 3708740 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 62631407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (62631409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31315703 + 31315704.

It is an arithmetic number, because the mean of its divisors is an integer number (31315704).

Almost surely, 2^62631407 is an apocalyptic number.

62631407 is a deficient number, since it is larger than the sum of its proper divisors (1).

62631407 is an equidigital number, since it uses as much as digits as its factorization.

62631407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 62631407 is about 7914.0006949709. Note that the first 3 decimals coincide. The cubic root of 62631407 is about 397.1281957773.

The spelling of 62631407 in words is "sixty-two million, six hundred thirty-one thousand, four hundred seven".