55610602 has 4 divisors (see below), whose sum is σ = 83415906. Its totient is φ = 27805300.

The previous prime is 55610557. The next prime is 55610609. The reversal of 55610602 is 20601655.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20601655 = 5 ⋅4120331.

It can be written as a sum of positive squares in only one way, i.e., 53597041 + 2013561 = 7321^2 + 1419^2 .

It is not an unprimeable number, because it can be changed into a prime (55610609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13902649 + ... + 13902652.

Almost surely, 2^55610602 is an apocalyptic number.

55610602 is a deficient number, since it is larger than the sum of its proper divisors (27805304).

55610602 is a wasteful number, since it uses less digits than its factorization.

55610602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27805303.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 55610602 is about 7457.2516385060. The cubic root of 55610602 is about 381.6973974819.

It can be divided in two parts, 55 and 610602, that multiplied together give a triangular number (33583110 = T₈₁₉₅).

The spelling of 55610602 in words is "fifty-five million, six hundred ten thousand, six hundred two".