742811650 has 72 divisors (see below), whose sum is σ = 1666768320. Its totient is φ = 241233120.

The previous prime is 742811633. The next prime is 742811717. The reversal of 742811650 is 56118247.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 123411 + ... + 129289.

It is an arithmetic number, because the mean of its divisors is an integer number (23149560).

Almost surely, 2^742811650 is an apocalyptic number.

742811650 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

742811650 is an abundant number, since it is smaller than the sum of its proper divisors (923956670).

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

742811650 is a wasteful number, since it uses less digits than its factorization.

742811650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5936 (or 5912 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 34.

The square root of 742811650 is about 27254.5711762266. The cubic root of 742811650 is about 905.6482845199.

Adding to 742811650 its reverse (56118247), we get a palindrome (798929897).

The spelling of 742811650 in words is "seven hundred forty-two million, eight hundred eleven thousand, six hundred fifty".