62631641 has 8 divisors (see below), whose sum is σ = 64264200. Its totient is φ = 61004160.

The previous prime is 62631631. The next prime is 62631643. The reversal of 62631641 is 14613626.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1729225 + 60902416 = 1315^2 + 7804^2 .

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 62631641 - 2⁶ = 62631577 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (62631643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43115 + ... + 44543.

It is an arithmetic number, because the mean of its divisors is an integer number (8033025).

Almost surely, 2^62631641 is an apocalyptic number.

It is an amenable number.

62631641 is a deficient number, since it is larger than the sum of its proper divisors (1632559).

62631641 is a wasteful number, since it uses less digits than its factorization.

62631641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2539.

The product of its digits is 5184, while the sum is 29.

The square root of 62631641 is about 7914.0154788830. The cubic root of 62631641 is about 397.1286903529.

The spelling of 62631641 in words is "sixty-two million, six hundred thirty-one thousand, six hundred forty-one".