1965483398 has 4 divisors (see below), whose sum is σ = 2948225100. Its totient is φ = 982741698.

The previous prime is 1965483397. The next prime is 1965483433. The reversal of 1965483398 is 8933845691.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1965483397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 491370848 + ... + 491370851.

It is an arithmetic number, because the mean of its divisors is an integer number (737056275).

Almost surely, 2^1965483398 is an apocalyptic number.

1965483398 is a deficient number, since it is larger than the sum of its proper divisors (982741702).

1965483398 is an equidigital number, since it uses as much as digits as its factorization.

1965483398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 982741701.

The product of its digits is 5598720, while the sum is 56.

The square root of 1965483398 is about 44333.7726569711. The cubic root of 1965483398 is about 1252.6309169758.

The spelling of 1965483398 in words is "one billion, nine hundred sixty-five million, four hundred eighty-three thousand, three hundred ninety-eight".