740673894 has 32 divisors (see below), whose sum is σ = 1491909120. Its totient is φ = 245138400.

The previous prime is 740673889. The next prime is 740673937. The reversal of 740673894 is 498376047.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 631929 + ... + 633099.

It is an arithmetic number, because the mean of its divisors is an integer number (46622160).

Almost surely, 2^740673894 is an apocalyptic number.

740673894 is an abundant number, since it is smaller than the sum of its proper divisors (751235226).

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

740673894 is a wasteful number, since it uses less digits than its factorization.

740673894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1836.

The product of its (nonzero) digits is 1016064, while the sum is 48.

The square root of 740673894 is about 27215.3246168404. The cubic root of 740673894 is about 904.7786538839.

The spelling of 740673894 in words is "seven hundred forty million, six hundred seventy-three thousand, eight hundred ninety-four".