62501661 has 12 divisors (see below), whose sum is σ = 92380288. Its totient is φ = 40698504.

The previous prime is 62501633. The next prime is 62501669. The reversal of 62501661 is 16610526.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-62501661 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (62501669) 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, 80365 + ... + 81138.

Almost surely, 2^62501661 is an apocalyptic number.

It is an amenable number.

62501661 is a deficient number, since it is larger than the sum of its proper divisors (29878627).

62501661 is a wasteful number, since it uses less digits than its factorization.

62501661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161552 (or 161549 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 62501661 is about 7905.7992005869. The cubic root of 62501661 is about 396.8537785251.

The spelling of 62501661 in words is "sixty-two million, five hundred one thousand, six hundred sixty-one".