61707627 has 6 divisors (see below), whose sum is σ = 89133252. Its totient is φ = 41138412.

The previous prime is 61707619. The next prime is 61707629. The reversal of 61707627 is 72670716.

It is not a de Polignac number, because 61707627 - 2³ = 61707619 is a prime.

It is a super-2 number, since 2×61707627² = 7615662459942258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 61707591 and 61707600.

It is not an unprimeable number, because it can be changed into a prime (61707629) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3428193 + ... + 3428210.

It is an arithmetic number, because the mean of its divisors is an integer number (14855542).

Almost surely, 2^61707627 is an apocalyptic number.

61707627 is a deficient number, since it is larger than the sum of its proper divisors (27425625).

61707627 is a wasteful number, since it uses less digits than its factorization.

61707627 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6856409 (or 6856406 counting only the distinct ones).

The product of its (nonzero) digits is 24696, while the sum is 36.

The square root of 61707627 is about 7855.4202306433. The cubic root of 61707627 is about 395.1660403262.

The spelling of 61707627 in words is "sixty-one million, seven hundred seven thousand, six hundred twenty-seven".