742820370 has 32 divisors (see below), whose sum is σ = 1826254080. Its totient is φ = 193253760.

The previous prime is 742820347. The next prime is 742820401. The reversal of 742820370 is 73028247.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 300730 + ... + 303189.

It is an arithmetic number, because the mean of its divisors is an integer number (57070440).

Almost surely, 2^742820370 is an apocalyptic number.

742820370 is an abundant number, since it is smaller than the sum of its proper divisors (1083433710).

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

742820370 is a wasteful number, since it uses less digits than its factorization.

742820370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 603970.

The product of its (nonzero) digits is 18816, while the sum is 33.

The square root of 742820370 is about 27254.7311489216. The cubic root of 742820370 is about 905.6518283623.

The spelling of 742820370 in words is "seven hundred forty-two million, eight hundred twenty thousand, three hundred seventy".