1962945849 has 8 divisors (see below), whose sum is σ = 2617592832. Its totient is φ = 1308464720.

The previous prime is 1962945827. The next prime is 1962945857. The reversal of 1962945849 is 9485492691.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1962945849 - 2⁹ = 1962945337 is a prime.

It is a super-2 number, since 2×1962945849² = 7706312812212661602, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1962945869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10554 + ... + 63539.

It is an arithmetic number, because the mean of its divisors is an integer number (327199104).

Almost surely, 2^1962945849 is an apocalyptic number.

It is an amenable number.

1962945849 is a deficient number, since it is larger than the sum of its proper divisors (654646983).

1962945849 is an equidigital number, since it uses as much as digits as its factorization.

1962945849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82927.

The product of its digits is 5598720, while the sum is 57.

The square root of 1962945849 is about 44305.1447238354. The cubic root of 1962945849 is about 1252.0916126265.

The spelling of 1962945849 in words is "one billion, nine hundred sixty-two million, nine hundred forty-five thousand, eight hundred forty-nine".