1722494532 has 36 divisors (see below), whose sum is σ = 4417751408. Its totient is φ = 521967600.

The previous prime is 1722494531. The next prime is 1722494537. The reversal of 1722494532 is 2354942271.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (1722494531) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 591694 + ... + 594597.

Almost surely, 2^1722494532 is an apocalyptic number.

1722494532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1722494532 is an abundant number, since it is smaller than the sum of its proper divisors (2695256876).

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

1722494532 is a wasteful number, since it uses less digits than its factorization.

1722494532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1186320 (or 1186307 counting only the distinct ones).

The product of its digits is 120960, while the sum is 39.

The square root of 1722494532 is about 41502.9460641049. The cubic root of 1722494532 is about 1198.7242302681.

The spelling of 1722494532 in words is "one billion, seven hundred twenty-two million, four hundred ninety-four thousand, five hundred thirty-two".