435491916 has 12 divisors (see below), whose sum is σ = 1016147832. Its totient is φ = 145163968.

The previous prime is 435491911. The next prime is 435491923. The reversal of 435491916 is 619194534.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (435491911) 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, 18145485 + ... + 18145508.

It is an arithmetic number, because the mean of its divisors is an integer number (84678986).

Almost surely, 2^435491916 is an apocalyptic number.

It is an amenable number.

435491916 is an abundant number, since it is smaller than the sum of its proper divisors (580655916).

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

435491916 is a wasteful number, since it uses less digits than its factorization.

435491916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36291000 (or 36290998 counting only the distinct ones).

The product of its digits is 116640, while the sum is 42.

The square root of 435491916 is about 20868.4430660268. The cubic root of 435491916 is about 757.9839898411.

The spelling of 435491916 in words is "four hundred thirty-five million, four hundred ninety-one thousand, nine hundred sixteen".