741643164 has 18 divisors (see below), whose sum is σ = 1874709200. Its totient is φ = 247214376.

The previous prime is 741643153. The next prime is 741643229. The reversal of 741643164 is 461346147.

741643164 is a `hidden beast` number, since 7 + 4 + 1 + 643 + 1 + 6 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 20601199 = 741643164 / (7 + 4 + 1 + 6 + 4 + 3 + 1 + 6 + 4).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10300564 + ... + 10300635.

Almost surely, 2^741643164 is an apocalyptic number.

It is an amenable number.

741643164 is an abundant number, since it is smaller than the sum of its proper divisors (1133066036).

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

741643164 is a wasteful number, since it uses less digits than its factorization.

741643164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20601209 (or 20601204 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 741643164 is about 27233.1262252427. The cubic root of 741643164 is about 905.1731561270.

The spelling of 741643164 in words is "seven hundred forty-one million, six hundred forty-three thousand, one hundred sixty-four".