61598227 has 4 divisors (see below), whose sum is σ = 62608096. Its totient is φ = 60588360.

The previous prime is 61598197. The next prime is 61598237. The reversal of 61598227 is 72289516.

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

It is a cyclic number.

It is not a de Polignac number, because 61598227 - 2⁷ = 61598099 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 61598227.

It is not an unprimeable number, because it can be changed into a prime (61598237) 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, 504843 + ... + 504964.

It is an arithmetic number, because the mean of its divisors is an integer number (15652024).

Almost surely, 2^61598227 is an apocalyptic number.

61598227 is a deficient number, since it is larger than the sum of its proper divisors (1009869).

61598227 is a wasteful number, since it uses less digits than its factorization.

61598227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1009868.

The product of its digits is 60480, while the sum is 40.

The square root of 61598227 is about 7848.4537967679. The cubic root of 61598227 is about 394.9323753270.

The spelling of 61598227 in words is "sixty-one million, five hundred ninety-eight thousand, two hundred twenty-seven".