63574330 has 8 divisors (see below), whose sum is σ = 114433812. Its totient is φ = 25429728.

The previous prime is 63574327. The next prime is 63574337. The reversal of 63574330 is 3347536.

It can be written as a sum of positive squares in 2 ways, for example, as 62267881 + 1306449 = 7891^2 + 1143^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 63574292 and 63574301.

It is not an unprimeable number, because it can be changed into a prime (63574337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3178707 + ... + 3178726.

Almost surely, 2^63574330 is an apocalyptic number.

63574330 is a deficient number, since it is larger than the sum of its proper divisors (50859482).

63574330 is a wasteful number, since it uses less digits than its factorization.

63574330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6357440.

The product of its (nonzero) digits is 22680, while the sum is 31.

The square root of 63574330 is about 7973.3512402252. The cubic root of 63574330 is about 399.1112141118. Note that the first 3 decimals are identical.

The spelling of 63574330 in words is "sixty-three million, five hundred seventy-four thousand, three hundred thirty".