1622238270 has 32 divisors (see below), whose sum is σ = 3957202080. Its totient is φ = 425504640.

The previous prime is 1622238223. The next prime is 1622238271. The reversal of 1622238270 is 728322261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1622238271) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 441405 + ... + 445064.

It is an arithmetic number, because the mean of its divisors is an integer number (123662565).

Almost surely, 2^1622238270 is an apocalyptic number.

1622238270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1622238270 is an abundant number, since it is smaller than the sum of its proper divisors (2334963810).

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

1622238270 is a wasteful number, since it uses less digits than its factorization.

1622238270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 886540.

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 1622238270 is about 40277.0191300200. The cubic root of 1622238270 is about 1175.0009403946. Note that the first 3 decimals are identical.

The spelling of 1622238270 in words is "one billion, six hundred twenty-two million, two hundred thirty-eight thousand, two hundred seventy".