3257552742 has 32 divisors (see below), whose sum is σ = 6697259232. Its totient is φ = 1055545344.

The previous prime is 3257552741. The next prime is 3257552789. The reversal of 3257552742 is 2472557523.

It is a super-2 number, since 2×3257552742² = 21223299733823437128, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3257552694 and 3257552703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3257552741) 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, 263238 + ... + 275334.

It is an arithmetic number, because the mean of its divisors is an integer number (209289351).

Almost surely, 2^3257552742 is an apocalyptic number.

3257552742 is an abundant number, since it is smaller than the sum of its proper divisors (3439706490).

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

3257552742 is a wasteful number, since it uses less digits than its factorization.

3257552742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13352.

The product of its digits is 588000, while the sum is 42.

The square root of 3257552742 is about 57074.9747437526. The cubic root of 3257552742 is about 1482.3945807818.

The spelling of 3257552742 in words is "three billion, two hundred fifty-seven million, five hundred fifty-two thousand, seven hundred forty-two".