62499961 has 4 divisors (see below), whose sum is σ = 63053172. Its totient is φ = 61946752.

The previous prime is 62499953. The next prime is 62499971. The reversal of 62499961 is 16999426.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3686400 + 58813561 = 1920^2 + 7669^2 .

It is a cyclic number.

It is not a de Polignac number, because 62499961 - 2³ = 62499953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (62499971) 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, 276436 + ... + 276661.

It is an arithmetic number, because the mean of its divisors is an integer number (15763293).

Almost surely, 2^62499961 is an apocalyptic number.

It is an amenable number.

62499961 is a deficient number, since it is larger than the sum of its proper divisors (553211).

62499961 is a wasteful number, since it uses less digits than its factorization.

62499961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553210.

The product of its digits is 209952, while the sum is 46.

The square root of 62499961 is about 7905.6916838440. The cubic root of 62499961 is about 396.8501804472.

The spelling of 62499961 in words is "sixty-two million, four hundred ninety-nine thousand, nine hundred sixty-one".