1622281152 has 56 divisors (see below), whose sum is σ = 4295339136. Its totient is φ = 540375808.

The previous prime is 1622281097. The next prime is 1622281183. The reversal of 1622281152 is 2511822261.

It is a super-2 number, since 2×1622281152² = 5263592272268894208, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 428773 + ... + 432539.

Almost surely, 2^1622281152 is an apocalyptic number.

1622281152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1622281152 is an abundant number, since it is smaller than the sum of its proper divisors (2673057984).

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

1622281152 is a wasteful number, since it uses less digits than its factorization.

1622281152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6025 (or 6015 counting only the distinct ones).

The product of its digits is 3840, while the sum is 30.

The square root of 1622281152 is about 40277.5514648048. The cubic root of 1622281152 is about 1175.0112935688.

The spelling of 1622281152 in words is "one billion, six hundred twenty-two million, two hundred eighty-one thousand, one hundred fifty-two".