634032416 has 12 divisors (see below), whose sum is σ = 1248251382. Its totient is φ = 317016192.

The previous prime is 634032409. The next prime is 634032437. The reversal of 634032416 is 614230436.

It can be written as a sum of positive squares in only one way, i.e., 634032400 + 16 = 25180^2 + 4^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9906725 + ... + 9906788.

Almost surely, 2^634032416 is an apocalyptic number.

It is an amenable number.

634032416 is a deficient number, since it is larger than the sum of its proper divisors (614218966).

634032416 is a wasteful number, since it uses less digits than its factorization.

634032416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19813523 (or 19813515 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 29.

The square root of 634032416 is about 25180.0003177125. Note that the first 3 decimals coincide. The cubic root of 634032416 is about 859.0870137994.

It can be divided in two parts, 6340324 and 16, that multiplied together give a square (101445184 = 10072²).

The spelling of 634032416 in words is "six hundred thirty-four million, thirty-two thousand, four hundred sixteen".