74649594 has 16 divisors (see below), whose sum is σ = 157157280. Its totient is φ = 23573520.

The previous prime is 74649593. The next prime is 74649607. The reversal of 74649594 is 49594647.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (74649593) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 327297 + ... + 327524.

It is an arithmetic number, because the mean of its divisors is an integer number (9822330).

Almost surely, 2^74649594 is an apocalyptic number.

74649594 is an abundant number, since it is smaller than the sum of its proper divisors (82507686).

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

74649594 is a wasteful number, since it uses less digits than its factorization.

74649594 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 654845.

The product of its digits is 1088640, while the sum is 48.

The square root of 74649594 is about 8639.9996527778. Note that the first 3 decimals coincide. The cubic root of 74649594 is about 421.0585430217.

The spelling of 74649594 in words is "seventy-four million, six hundred forty-nine thousand, five hundred ninety-four".