740561450 has 24 divisors (see below), whose sum is σ = 1382372460. Its totient is φ = 295164800.

The previous prime is 740561447. The next prime is 740561483. The reversal of 740561450 is 54165047.

It can be written as a sum of positive squares in 6 ways, for example, as 135745801 + 604815649 = 11651^2 + 24593^2 .

It is a super-2 number, since 2×740561450² = 1096862522452205000, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12305 + ... + 40404.

Almost surely, 2^740561450 is an apocalyptic number.

740561450 is a deficient number, since it is larger than the sum of its proper divisors (641811010).

740561450 is a wasteful number, since it uses less digits than its factorization.

740561450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53002 (or 52997 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 740561450 is about 27213.2587170298. The cubic root of 740561450 is about 904.7328658160.

The spelling of 740561450 in words is "seven hundred forty million, five hundred sixty-one thousand, four hundred fifty".