3547246442 has 8 divisors (see below), whose sum is σ = 5322169476. Its totient is φ = 1773189952.

The previous prime is 3547246421. The next prime is 3547246453. The reversal of 3547246442 is 2446427453.

It can be written as a sum of positive squares in 2 ways, for example, as 3337257361 + 209989081 = 57769^2 + 14491^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 3547246442.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 206303 + ... + 222834.

Almost surely, 2^3547246442 is an apocalyptic number.

3547246442 is a deficient number, since it is larger than the sum of its proper divisors (1774923034).

3547246442 is a wasteful number, since it uses less digits than its factorization.

3547246442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433272.

The product of its digits is 645120, while the sum is 41.

The square root of 3547246442 is about 59558.7646110965. The cubic root of 3547246442 is about 1525.0957842910.

The spelling of 3547246442 in words is "three billion, five hundred forty-seven million, two hundred forty-six thousand, four hundred forty-two".