61598667 has 32 divisors (see below), whose sum is σ = 95473728. Its totient is φ = 34983936.

The previous prime is 61598657. The next prime is 61598729. The reversal of 61598667 is 76689516.

It is not a de Polignac number, because 61598667 - 2⁴ = 61598651 is a prime.

It is not an unprimeable number, because it can be changed into a prime (61598657) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34263 + ... + 36015.

It is an arithmetic number, because the mean of its divisors is an integer number (2983554).

Almost surely, 2^61598667 is an apocalyptic number.

61598667 is a deficient number, since it is larger than the sum of its proper divisors (33875061).

61598667 is a wasteful number, since it uses less digits than its factorization.

61598667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1839.

The product of its digits is 544320, while the sum is 48.

The square root of 61598667 is about 7848.4818277167. The cubic root of 61598667 is about 394.9333156670.

The spelling of 61598667 in words is "sixty-one million, five hundred ninety-eight thousand, six hundred sixty-seven".