742816450 has 12 divisors (see below), whose sum is σ = 1381638690. Its totient is φ = 297126560.

The previous prime is 742816421. The next prime is 742816463. The reversal of 742816450 is 54618247.

It can be written as a sum of positive squares in 3 ways, for example, as 294774561 + 448041889 = 17169^2 + 21167^2 .

It is a super-3 number, since 3×742816450³ (a number of 28 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7428115 + ... + 7428214.

Almost surely, 2^742816450 is an apocalyptic number.

742816450 is a deficient number, since it is larger than the sum of its proper divisors (638822240).

742816450 is a wasteful number, since it uses less digits than its factorization.

742816450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14856341 (or 14856336 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 37.

The square root of 742816450 is about 27254.6592347070. The cubic root of 742816450 is about 905.6502352623.

The spelling of 742816450 in words is "seven hundred forty-two million, eight hundred sixteen thousand, four hundred fifty".