61461658 has 16 divisors (see below), whose sum is σ = 96577920. Its totient is φ = 29279536.

The previous prime is 61461607. The next prime is 61461661. The reversal of 61461658 is 85616416.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9891 + ... + 14857.

It is an arithmetic number, because the mean of its divisors is an integer number (6036120).

Almost surely, 2^61461658 is an apocalyptic number.

61461658 is a deficient number, since it is larger than the sum of its proper divisors (35116262).

61461658 is a wasteful number, since it uses less digits than its factorization.

61461658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5261.

The product of its digits is 34560, while the sum is 37.

The square root of 61461658 is about 7839.7485929078. The cubic root of 61461658 is about 394.6402920892.

The spelling of 61461658 in words is "sixty-one million, four hundred sixty-one thousand, six hundred fifty-eight".