740763861 has 8 divisors (see below), whose sum is σ = 991357920. Its totient is φ = 492006192.

The previous prime is 740763857. The next prime is 740763883. The reversal of 740763861 is 168367047.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 740763861 - 2² = 740763857 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740763841) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 458155 + ... + 459768.

It is an arithmetic number, because the mean of its divisors is an integer number (123919740).

Almost surely, 2^740763861 is an apocalyptic number.

It is an amenable number.

740763861 is a deficient number, since it is larger than the sum of its proper divisors (250594059).

740763861 is a wasteful number, since it uses less digits than its factorization.

740763861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 918195.

The product of its (nonzero) digits is 169344, while the sum is 42.

The square root of 740763861 is about 27216.9774405609. The cubic root of 740763861 is about 904.8152858062.

The spelling of 740763861 in words is "seven hundred forty million, seven hundred sixty-three thousand, eight hundred sixty-one".