913767641 has 16 divisors (see below), whose sum is σ = 971692800. Its totient is φ = 857945088.

The previous prime is 913767623. The next prime is 913767653. The reversal of 913767641 is 146767319.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-913767641 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 913767592 and 913767601.

It is not an unprimeable number, because it can be changed into a prime (913767611) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 150521 + ... + 156473.

It is an arithmetic number, because the mean of its divisors is an integer number (60730800).

Almost surely, 2^913767641 is an apocalyptic number.

It is an amenable number.

913767641 is a deficient number, since it is larger than the sum of its proper divisors (57925159).

913767641 is a wasteful number, since it uses less digits than its factorization.

913767641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6128.

The product of its digits is 190512, while the sum is 44.

The square root of 913767641 is about 30228.5897950930. The cubic root of 913767641 is about 970.3876443340.

The spelling of 913767641 in words is "nine hundred thirteen million, seven hundred sixty-seven thousand, six hundred forty-one".