740561426 has 16 divisors (see below), whose sum is σ = 1212835680. Its totient is φ = 336338880.

The previous prime is 740561413. The next prime is 740561431. The reversal of 740561426 is 624165047.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14330 + ... + 41066.

It is an arithmetic number, because the mean of its divisors is an integer number (75802230).

Almost surely, 2^740561426 is an apocalyptic number.

740561426 is a deficient number, since it is larger than the sum of its proper divisors (472274254).

740561426 is a wasteful number, since it uses less digits than its factorization.

740561426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28009.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 740561426 is about 27213.2582760683. The cubic root of 740561426 is about 904.7328560425.

The spelling of 740561426 in words is "seven hundred forty million, five hundred sixty-one thousand, four hundred twenty-six".