61412589 has 12 divisors (see below), whose sum is σ = 101379616. Its totient is φ = 35092872.

The previous prime is 61412537. The next prime is 61412609. The reversal of 61412589 is 98521416.

61412589 is a `hidden beast` number, since 61 + 4 + 12 + 589 = 666.

It is not a de Polignac number, because 61412589 - 2²¹ = 59315437 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61410589) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 487339 + ... + 487464.

Almost surely, 2^61412589 is an apocalyptic number.

It is an amenable number.

61412589 is a deficient number, since it is larger than the sum of its proper divisors (39967027).

61412589 is a wasteful number, since it uses less digits than its factorization.

61412589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 974816 (or 974813 counting only the distinct ones).

The product of its digits is 17280, while the sum is 36.

The square root of 61412589 is about 7836.6184671706. The cubic root of 61412589 is about 394.5352414459.

It can be divided in two parts, 61412 and 589, that added together give a square (62001 = 249²).

The spelling of 61412589 in words is "sixty-one million, four hundred twelve thousand, five hundred eighty-nine".