74563950 has 24 divisors (see below), whose sum is σ = 184918968. Its totient is φ = 19883680.

The previous prime is 74563943. The next prime is 74563981. The reversal of 74563950 is 5936547.

It is a junction number, because it is equal to n+sod(n) for n = 74563899 and 74563908.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 248397 + ... + 248696.

It is an arithmetic number, because the mean of its divisors is an integer number (7704957).

Almost surely, 2^74563950 is an apocalyptic number.

74563950 is an abundant number, since it is smaller than the sum of its proper divisors (110355018).

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

74563950 is a wasteful number, since it uses less digits than its factorization.

74563950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497108 (or 497103 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 39.

The square root of 74563950 is about 8635.0419802106. The cubic root of 74563950 is about 420.8974573615.

The spelling of 74563950 in words is "seventy-four million, five hundred sixty-three thousand, nine hundred fifty".