73961648 has 10 divisors (see below), whose sum is σ = 143300724. Its totient is φ = 36980816.

The previous prime is 73961639. The next prime is 73961669. The reversal of 73961648 is 84616937.

It is a junction number, because it is equal to n+sod(n) for n = 73961599 and 73961608.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2311286 + ... + 2311317.

Almost surely, 2^73961648 is an apocalyptic number.

It is an amenable number.

73961648 is a deficient number, since it is larger than the sum of its proper divisors (69339076).

73961648 is a wasteful number, since it uses less digits than its factorization.

73961648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4622611 (or 4622605 counting only the distinct ones).

The product of its digits is 217728, while the sum is 44.

The square root of 73961648 is about 8600.0958134198. The cubic root of 73961648 is about 419.7611037484.

The spelling of 73961648 in words is "seventy-three million, nine hundred sixty-one thousand, six hundred forty-eight".