61814052 has 36 divisors (see below), whose sum is σ = 156566956. Its totient is φ = 20563200.

The previous prime is 61814033. The next prime is 61814063. The reversal of 61814052 is 25041816.

61814052 is a `hidden beast` number, since 618 + 1 + 40 + 5 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 47114496 + 14699556 = 6864^2 + 3834^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20208 + ... + 23064.

Almost surely, 2^61814052 is an apocalyptic number.

It is an amenable number.

61814052 is an abundant number, since it is smaller than the sum of its proper divisors (94752904).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61814052 is a wasteful number, since it uses less digits than its factorization.

61814052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3468 (or 3463 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 61814052 is about 7862.1912975964. The cubic root of 61814052 is about 395.3930862295.

Adding to 61814052 its reverse (25041816), we get a palindrome (86855868).

The spelling of 61814052 in words is "sixty-one million, eight hundred fourteen thousand, fifty-two".