740690977 has 8 divisors (see below), whose sum is σ = 799755264. Its totient is φ = 681925008.

The previous prime is 740690971. The next prime is 740690987. The reversal of 740690977 is 779096047.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-740690977 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 740690977.

It is not an unprimeable number, because it can be changed into a prime (740690971) 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, 69403 + ... + 79360.

It is an arithmetic number, because the mean of its divisors is an integer number (99969408).

Almost surely, 2^740690977 is an apocalyptic number.

It is an amenable number.

740690977 is a deficient number, since it is larger than the sum of its proper divisors (59064287).

740690977 is a wasteful number, since it uses less digits than its factorization.

740690977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149159.

The product of its (nonzero) digits is 666792, while the sum is 49.

The square root of 740690977 is about 27215.6384639420. The cubic root of 740690977 is about 904.7856098084.

The spelling of 740690977 in words is "seven hundred forty million, six hundred ninety thousand, nine hundred seventy-seven".