61333456 has 20 divisors (see below), whose sum is σ = 124000992. Its totient is φ = 29333216.

The previous prime is 61333453. The next prime is 61333483. The reversal of 61333456 is 65433316.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61333451) 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 3 ways as a sum of consecutive naturals, for example, 82966 + ... + 83701.

Almost surely, 2^61333456 is an apocalyptic number.

It is an amenable number.

61333456 is an abundant number, since it is smaller than the sum of its proper divisors (62667536).

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

61333456 is a wasteful number, since it uses less digits than its factorization.

61333456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166698 (or 166692 counting only the distinct ones).

The product of its digits is 19440, while the sum is 31.

The square root of 61333456 is about 7831.5679145367. The cubic root of 61333456 is about 394.3657095568.

The spelling of 61333456 in words is "sixty-one million, three hundred thirty-three thousand, four hundred fifty-six".