1722625152 has 32 divisors (see below), whose sum is σ = 4575724080. Its totient is φ = 574208256.

The previous prime is 1722625123. The next prime is 1722625187. The reversal of 1722625152 is 2515262271.

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2242618 + ... + 2243385.

Almost surely, 2^1722625152 is an apocalyptic number.

1722625152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1722625152 is an abundant number, since it is smaller than the sum of its proper divisors (2853098928).

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

1722625152 is an equidigital number, since it uses as much as digits as its factorization.

1722625152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4486020 (or 4486008 counting only the distinct ones).

The product of its digits is 16800, while the sum is 33.

The square root of 1722625152 is about 41504.5196575024. The cubic root of 1722625152 is about 1198.7545300065.

The spelling of 1722625152 in words is "one billion, seven hundred twenty-two million, six hundred twenty-five thousand, one hundred fifty-two".