61846456 has 32 divisors (see below), whose sum is σ = 134028000. Its totient is φ = 26205696.

The previous prime is 61846451. The next prime is 61846481. The reversal of 61846456 is 65464816.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61846451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1221 + ... + 11188.

It is an arithmetic number, because the mean of its divisors is an integer number (4188375).

Almost surely, 2^61846456 is an apocalyptic number.

It is an amenable number.

61846456 is an abundant number, since it is smaller than the sum of its proper divisors (72181544).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61846456 is a wasteful number, since it uses less digits than its factorization.

61846456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12511 (or 12507 counting only the distinct ones).

The product of its digits is 138240, while the sum is 40.

The square root of 61846456 is about 7864.2517762340. The cubic root of 61846456 is about 395.4621648019.

It can be divided in two parts, 618 and 46456, that added together give a palindrome (47074).

The spelling of 61846456 in words is "sixty-one million, eight hundred forty-six thousand, four hundred fifty-six".