1022620000 has 60 divisors (see below), whose sum is σ = 2515847796. Its totient is φ = 409040000.

The previous prime is 1022619979. The next prime is 1022620061. The reversal of 1022620000 is 262201.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 5566 + ... + 45565.

Almost surely, 2^1022620000 is an apocalyptic number.

1022620000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1022620000 is an abundant number, since it is smaller than the sum of its proper divisors (1493227796).

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

1022620000 is an frugal number, since it uses more digits than its factorization.

1022620000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51161 (or 51138 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 1022620000 is about 31978.4302303912. The cubic root of 1022620000 is about 1007.4838522371.

Adding to 1022620000 its reverse (262201), we get a palindrome (1022882201).

The spelling of 1022620000 in words is "one billion, twenty-two million, six hundred twenty thousand".