60456440 has 48 divisors (see below), whose sum is σ = 149529240. Its totient is φ = 21982400.

The previous prime is 60456439. The next prime is 60456449. The reversal of 60456440 is 4465406.

It is a super-2 number, since 2×60456440² = 7309962274947200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60456449) 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 11 ways as a sum of consecutive naturals, for example, 1406 + ... + 11085.

Almost surely, 2^60456440 is an apocalyptic number.

It is an amenable number.

60456440 is an abundant number, since it is smaller than the sum of its proper divisors (89072800).

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

60456440 is a wasteful number, since it uses less digits than its factorization.

60456440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12524 (or 12509 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 60456440 is about 7775.3739459913. The cubic root of 60456440 is about 392.4769808129.

The spelling of 60456440 in words is "sixty million, four hundred fifty-six thousand, four hundred forty".