74233755 has 12 divisors (see below), whose sum is σ = 128671920. Its totient is φ = 39591312.

The previous prime is 74233751. The next prime is 74233763. The reversal of 74233755 is 55733247.

It is not a de Polignac number, because 74233755 - 2² = 74233751 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74233751) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 824775 + ... + 824864.

It is an arithmetic number, because the mean of its divisors is an integer number (10722660).

Almost surely, 2^74233755 is an apocalyptic number.

74233755 is a deficient number, since it is larger than the sum of its proper divisors (54438165).

74233755 is a wasteful number, since it uses less digits than its factorization.

74233755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1649650 (or 1649647 counting only the distinct ones).

The product of its digits is 88200, while the sum is 36.

The square root of 74233755 is about 8615.9012877354. The cubic root of 74233755 is about 420.2752447505.

The spelling of 74233755 in words is "seventy-four million, two hundred thirty-three thousand, seven hundred fifty-five".