677511434 has 8 divisors (see below), whose sum is σ = 1026329508. Its totient is φ = 335401600.

The previous prime is 677511431. The next prime is 677511449. The reversal of 677511434 is 434115776.

It can be written as a sum of positive squares in 2 ways, for example, as 586366225 + 91145209 = 24215^2 + 9547^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (677511431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1676807 + ... + 1677210.

Almost surely, 2^677511434 is an apocalyptic number.

677511434 is a deficient number, since it is larger than the sum of its proper divisors (348818074).

677511434 is a wasteful number, since it uses less digits than its factorization.

677511434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3354120.

The product of its digits is 70560, while the sum is 38.

The square root of 677511434 is about 26029.0498097798. The cubic root of 677511434 is about 878.2918975908.

The spelling of 677511434 in words is "six hundred seventy-seven million, five hundred eleven thousand, four hundred thirty-four".