1622653074 has 160 divisors (see below), whose sum is σ = 4305540096. Its totient is φ = 447158880.

The previous prime is 1622653007. The next prime is 1622653091. The reversal of 1622653074 is 4703562261.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 5217379 + ... + 5217689.

Almost surely, 2^1622653074 is an apocalyptic number.

1622653074 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1622653074, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2152770048).

1622653074 is an abundant number, since it is smaller than the sum of its proper divisors (2682887022).

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

1622653074 is a wasteful number, since it uses less digits than its factorization.

1622653074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482 (or 473 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 1622653074 is about 40282.1681889146. The cubic root of 1622653074 is about 1175.1010805452.

The spelling of 1622653074 in words is "one billion, six hundred twenty-two million, six hundred fifty-three thousand, seventy-four".