1198457264 has 10 divisors (see below), whose sum is σ = 2322010980. Its totient is φ = 599228624.

The previous prime is 1198457233. The next prime is 1198457287. The reversal of 1198457264 is 4627548911.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37451774 + ... + 37451805.

It is an arithmetic number, because the mean of its divisors is an integer number (232201098).

Almost surely, 2^1198457264 is an apocalyptic number.

It is an amenable number.

1198457264 is a deficient number, since it is larger than the sum of its proper divisors (1123553716).

1198457264 is an equidigital number, since it uses as much as digits as its factorization.

1198457264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74903587 (or 74903581 counting only the distinct ones).

The product of its digits is 483840, while the sum is 47.

The square root of 1198457264 is about 34618.7415138101. The cubic root of 1198457264 is about 1062.2029845498.

The spelling of 1198457264 in words is "one billion, one hundred ninety-eight million, four hundred fifty-seven thousand, two hundred sixty-four".