3493572642 has 96 divisors (see below), whose sum is σ = 8765632512. Its totient is φ = 985001472.

The previous prime is 3493572619. The next prime is 3493572653. The reversal of 3493572642 is 2462753943.

3493572642 is a `hidden beast` number, since 34 + 9 + 3 + 572 + 6 + 42 = 666.

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 47 ways as a sum of consecutive naturals, for example, 3727998 + ... + 3728934.

It is an arithmetic number, because the mean of its divisors is an integer number (91308672).

Almost surely, 2^3493572642 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3493572642, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4382816256).

3493572642 is an abundant number, since it is smaller than the sum of its proper divisors (5272059870).

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

3493572642 is a wasteful number, since it uses less digits than its factorization.

3493572642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1312 (or 1309 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 45.

The square root of 3493572642 is about 59106.4517798184. The cubic root of 3493572642 is about 1517.3645238568.

The spelling of 3493572642 in words is "three billion, four hundred ninety-three million, five hundred seventy-two thousand, six hundred forty-two".