1634495268 has 24 divisors (see below), whose sum is σ = 4358654272. Its totient is φ = 466998624.

The previous prime is 1634495263. The next prime is 1634495279. The reversal of 1634495268 is 8625944361.

It is a super-2 number, since 2×1634495268² = 5343149562228783648, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1634495263) 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, 9729055 + ... + 9729222.

Almost surely, 2^1634495268 is an apocalyptic number.

It is an amenable number.

1634495268 is an abundant number, since it is smaller than the sum of its proper divisors (2724159004).

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

1634495268 is a wasteful number, since it uses less digits than its factorization.

1634495268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19458291 (or 19458289 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 48.

The square root of 1634495268 is about 40428.8915010046. The cubic root of 1634495268 is about 1177.9528010045.

The spelling of 1634495268 in words is "one billion, six hundred thirty-four million, four hundred ninety-five thousand, two hundred sixty-eight".