62644642 has 8 divisors (see below), whose sum is σ = 94035996. Its totient is φ = 31299312.

The previous prime is 62644639. The next prime is 62644651. The reversal of 62644642 is 24644626.

It can be written as a sum of positive squares in 2 ways, for example, as 62236321 + 408321 = 7889^2 + 639^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 62644598 and 62644607.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7873 + ... + 13684.

Almost surely, 2^62644642 is an apocalyptic number.

62644642 is a deficient number, since it is larger than the sum of its proper divisors (31391354).

62644642 is a wasteful number, since it uses less digits than its factorization.

62644642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23012.

The product of its digits is 55296, while the sum is 34.

The square root of 62644642 is about 7914.8368271241. The cubic root of 62644642 is about 397.1561669489.

The spelling of 62644642 in words is "sixty-two million, six hundred forty-four thousand, six hundred forty-two".