3525456726 has 72 divisors (see below), whose sum is σ = 8838025560. Its totient is φ = 1012080960.

The previous prime is 3525456713. The next prime is 3525456743. The reversal of 3525456726 is 6276545253.

3525456726 is a `hidden beast` number, since 3 + 525 + 4 + 56 + 72 + 6 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1215 + ... + 83978.

It is an arithmetic number, because the mean of its divisors is an integer number (122750355).

Almost surely, 2^3525456726 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3525456726, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4419012780).

3525456726 is an abundant number, since it is smaller than the sum of its proper divisors (5312568834).

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

3525456726 is a wasteful number, since it uses less digits than its factorization.

3525456726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85242 (or 85228 counting only the distinct ones).

The product of its digits is 1512000, while the sum is 45.

The square root of 3525456726 is about 59375.5566373908. The cubic root of 3525456726 is about 1521.9666265649.

The spelling of 3525456726 in words is "three billion, five hundred twenty-five million, four hundred fifty-six thousand, seven hundred twenty-six".