1725140472 has 64 divisors (see below), whose sum is σ = 4722485760. Its totient is φ = 520819200.

The previous prime is 1725140449. The next prime is 1725140509. The reversal of 1725140472 is 2740415271.

It is a super-2 number, since 2×1725140472² = 5952219296264765568, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59488 + ... + 83600.

It is an arithmetic number, because the mean of its divisors is an integer number (73788840).

Almost surely, 2^1725140472 is an apocalyptic number.

1725140472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1725140472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2361242880).

1725140472 is an abundant number, since it is smaller than the sum of its proper divisors (2997345288).

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

1725140472 is a wasteful number, since it uses less digits than its factorization.

1725140472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24404 (or 24400 counting only the distinct ones).

The product of its (nonzero) digits is 15680, while the sum is 33.

The square root of 1725140472 is about 41534.8103643197. The cubic root of 1725140472 is about 1199.3377067625.

The spelling of 1725140472 in words is "one billion, seven hundred twenty-five million, one hundred forty thousand, four hundred seventy-two".