733734666 has 128 divisors (see below), whose sum is σ = 1973913600. Its totient is φ = 197903088.

The previous prime is 733734643. The next prime is 733734689. The reversal of 733734666 is 666437337.

It is an interprime number because it is at equal distance from previous prime (733734643) and next prime (733734689).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2592561 + ... + 2592843.

It is an arithmetic number, because the mean of its divisors is an integer number (15421200).

Almost surely, 2^733734666 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 733734666, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (986956800).

733734666 is an abundant number, since it is smaller than the sum of its proper divisors (1240178934).

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

733734666 is a wasteful number, since it uses less digits than its factorization.

733734666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358 (or 314 counting only the distinct ones).

The product of its digits is 1143072, while the sum is 45.

The square root of 733734666 is about 27087.5370973442. The cubic root of 733734666 is about 901.9442192108.

The spelling of 733734666 in words is "seven hundred thirty-three million, seven hundred thirty-four thousand, six hundred sixty-six".