1622872330 has 8 divisors (see below), whose sum is σ = 2921170212. Its totient is φ = 649148928.

The previous prime is 1622872283. The next prime is 1622872337. The reversal of 1622872330 is 332782261.

It can be written as a sum of positive squares in 2 ways, for example, as 1602160729 + 20711601 = 40027^2 + 4551^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1622872337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81143607 + ... + 81143626.

Almost surely, 2^1622872330 is an apocalyptic number.

1622872330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1622872330 is a deficient number, since it is larger than the sum of its proper divisors (1298297882).

1622872330 is a wasteful number, since it uses less digits than its factorization.

1622872330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162287240.

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 1622872330 is about 40284.8895989551. The cubic root of 1622872330 is about 1175.1540054665.

The spelling of 1622872330 in words is "one billion, six hundred twenty-two million, eight hundred seventy-two thousand, three hundred thirty".