742222080 has 216 divisors, whose sum is σ = 2703966720. Its totient is φ = 187453440.

The previous prime is 742222049. The next prime is 742222087. The reversal of 742222080 is 80222247.

It is not an unprimeable number, because it can be changed into a prime (742222087) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 217185 + ... + 220575.

Almost surely, 2^742222080 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 742222080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1351983360).

742222080 is an abundant number, since it is smaller than the sum of its proper divisors (1961744640).

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

742222080 is a wasteful number, since it uses less digits than its factorization.

742222080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3437 (or 3420 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 27.

The square root of 742222080 is about 27243.7530454231. The cubic root of 742222080 is about 905.4086165929.

The spelling of 742222080 in words is "seven hundred forty-two million, two hundred twenty-two thousand, eighty".