3572240402 has 8 divisors (see below), whose sum is σ = 5358690876. Its totient is φ = 1786010112.

The previous prime is 3572240401. The next prime is 3572240431. The reversal of 3572240402 is 2040422753.

It can be written as a sum of positive squares in 2 ways, for example, as 3011924161 + 560316241 = 54881^2 + 23671^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×3572240402² = 25521802979362243208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3572240401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5603 + ... + 84710.

Almost surely, 2^3572240402 is an apocalyptic number.

3572240402 is a deficient number, since it is larger than the sum of its proper divisors (1786450474).

3572240402 is a wasteful number, since it uses less digits than its factorization.

3572240402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110092.

The product of its (nonzero) digits is 13440, while the sum is 29.

The square root of 3572240402 is about 59768.2223426463. Note that the first 3 decimals coincide. The cubic root of 3572240402 is about 1528.6693546961.

The spelling of 3572240402 in words is "three billion, five hundred seventy-two million, two hundred forty thousand, four hundred two".