61593077 has 16 divisors (see below), whose sum is σ = 77425152. Its totient is φ = 47692800.

The previous prime is 61593053. The next prime is 61593083. The reversal of 61593077 is 77039516.

It is a cyclic number.

It is not a de Polignac number, because 61593077 - 2¹² = 61588981 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 61593077.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61593047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2924 + ... + 11477.

It is an arithmetic number, because the mean of its divisors is an integer number (4839072).

Almost surely, 2^61593077 is an apocalyptic number.

It is an amenable number.

61593077 is a deficient number, since it is larger than the sum of its proper divisors (15832075).

61593077 is a wasteful number, since it uses less digits than its factorization.

61593077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14468.

The product of its (nonzero) digits is 39690, while the sum is 38.

The square root of 61593077 is about 7848.1256998088. The cubic root of 61593077 is about 394.9213687417.

The spelling of 61593077 in words is "sixty-one million, five hundred ninety-three thousand, seventy-seven".