1022949982 has 4 divisors (see below), whose sum is σ = 1534424976. Its totient is φ = 511474990.

The previous prime is 1022949937. The next prime is 1022950003. The reversal of 1022949982 is 2899492201.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255737494 + ... + 255737497.

It is an arithmetic number, because the mean of its divisors is an integer number (383606244).

Almost surely, 2^1022949982 is an apocalyptic number.

1022949982 is a deficient number, since it is larger than the sum of its proper divisors (511474994).

1022949982 is an equidigital number, since it uses as much as digits as its factorization.

1022949982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511474993.

The product of its (nonzero) digits is 186624, while the sum is 46.

The square root of 1022949982 is about 31983.5892607443. The cubic root of 1022949982 is about 1007.5922065244.

The spelling of 1022949982 in words is "one billion, twenty-two million, nine hundred forty-nine thousand, nine hundred eighty-two".