3722526636 has 48 divisors (see below), whose sum is σ = 8965689600. Its totient is φ = 1201210560.

The previous prime is 3722526631. The next prime is 3722526659. The reversal of 3722526636 is 6366252273.

It is not an unprimeable number, because it can be changed into a prime (3722526631) 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, 67291 + ... + 109421.

It is an arithmetic number, because the mean of its divisors is an integer number (186785200).

Almost surely, 2^3722526636 is an apocalyptic number.

It is an amenable number.

3722526636 is an abundant number, since it is smaller than the sum of its proper divisors (5243162964).

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

3722526636 is a wasteful number, since it uses less digits than its factorization.

3722526636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42374 (or 42372 counting only the distinct ones).

The product of its digits is 544320, while the sum is 42.

The square root of 3722526636 is about 61012.5121266122. The cubic root of 3722526636 is about 1549.8128995110.

The spelling of 3722526636 in words is "three billion, seven hundred twenty-two million, five hundred twenty-six thousand, six hundred thirty-six".