74737734 has 8 divisors (see below), whose sum is σ = 149475480. Its totient is φ = 24912576.

The previous prime is 74737723. The next prime is 74737739. The reversal of 74737734 is 43773747.

It is a sphenic number, since it is the product of 3 distinct primes.

74737734 is an admirable number.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74737739) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 6228139 + ... + 6228150.

It is an arithmetic number, because the mean of its divisors is an integer number (18684435).

Almost surely, 2^74737734 is an apocalyptic number.

74737734 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

74737734 is a wasteful number, since it uses less digits than its factorization.

74737734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12456294.

The product of its digits is 345744, while the sum is 42.

The square root of 74737734 is about 8645.0988426969. The cubic root of 74737734 is about 421.2241947522.

The spelling of 74737734 in words is "seventy-four million, seven hundred thirty-seven thousand, seven hundred thirty-four".