61374056 has 8 divisors (see below), whose sum is σ = 115076370. Its totient is φ = 30687024.

The previous prime is 61374041. The next prime is 61374109. The reversal of 61374056 is 65047316.

It can be written as a sum of positive squares in only one way, i.e., 61371556 + 2500 = 7834^2 + 50^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×61374056³ (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3835871 + ... + 3835886.

Almost surely, 2^61374056 is an apocalyptic number.

It is an amenable number.

61374056 is a deficient number, since it is larger than the sum of its proper divisors (53702314).

61374056 is a wasteful number, since it uses less digits than its factorization.

61374056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7671763 (or 7671759 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 61374056 is about 7834.1595592635. The cubic root of 61374056 is about 394.4527078404.

The spelling of 61374056 in words is "sixty-one million, three hundred seventy-four thousand, fifty-six".