61474132 has 6 divisors (see below), whose sum is σ = 107579738. Its totient is φ = 30737064.

The previous prime is 61474123. The next prime is 61474141. The reversal of 61474132 is 23147416.

It is an interprime number because it is at equal distance from previous prime (61474123) and next prime (61474141).

It can be written as a sum of positive squares in only one way, i.e., 50211396 + 11262736 = 7086^2 + 3356^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 61474132.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7684263 + ... + 7684270.

Almost surely, 2^61474132 is an apocalyptic number.

It is an amenable number.

61474132 is a deficient number, since it is larger than the sum of its proper divisors (46105606).

61474132 is a wasteful number, since it uses less digits than its factorization.

61474132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15368537 (or 15368535 counting only the distinct ones).

The product of its digits is 4032, while the sum is 28.

The square root of 61474132 is about 7840.5441137717. The cubic root of 61474132 is about 394.6669884620. Note that the first 3 decimals are identical.

The spelling of 61474132 in words is "sixty-one million, four hundred seventy-four thousand, one hundred thirty-two".