61466625 has 48 divisors (see below), whose sum is σ = 120901248. Its totient is φ = 29796000.

The previous prime is 61466623. The next prime is 61466633. The reversal of 61466625 is 52666416.

It is a happy number.

It is not a de Polignac number, because 61466625 - 2¹ = 61466623 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 61466625.

It is not an unprimeable number, because it can be changed into a prime (61466623) by changing a digit.

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 in 47 ways as a sum of consecutive naturals, for example, 9892 + ... + 14858.

It is an arithmetic number, because the mean of its divisors is an integer number (2518776).

Almost surely, 2^61466625 is an apocalyptic number.

It is an amenable number.

61466625 is a deficient number, since it is larger than the sum of its proper divisors (59434623).

61466625 is a wasteful number, since it uses less digits than its factorization.

61466625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4999 (or 4986 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 61466625 is about 7840.0653696254. The cubic root of 61466625 is about 394.6509227034.

The spelling of 61466625 in words is "sixty-one million, four hundred sixty-six thousand, six hundred twenty-five".