742655166 has 96 divisors (see below), whose sum is σ = 1820206080. Its totient is φ = 200597760.

The previous prime is 742655117. The next prime is 742655191. The reversal of 742655166 is 661556247.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 232915 + ... + 236081.

It is an arithmetic number, because the mean of its divisors is an integer number (18960480).

Almost surely, 2^742655166 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 742655166, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (910103040).

742655166 is an abundant number, since it is smaller than the sum of its proper divisors (1077550914).

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

742655166 is a wasteful number, since it uses less digits than its factorization.

742655166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3230 (or 3219 counting only the distinct ones).

The product of its digits is 302400, while the sum is 42.

The square root of 742655166 is about 27251.7002405355. The cubic root of 742655166 is about 905.5846840908.

The spelling of 742655166 in words is "seven hundred forty-two million, six hundred fifty-five thousand, one hundred sixty-six".