1352402442 has 12 divisors (see below), whose sum is σ = 2930205330. Its totient is φ = 450800808.

The previous prime is 1352402413. The next prime is 1352402449. The reversal of 1352402442 is 2442042531.

It can be written as a sum of positive squares in only one way, i.e., 1335829401 + 16573041 = 36549^2 + 4071^2 .

It is not an unprimeable number, because it can be changed into a prime (1352402449) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 37566717 + ... + 37566752.

Almost surely, 2^1352402442 is an apocalyptic number.

1352402442 is an abundant number, since it is smaller than the sum of its proper divisors (1577802888).

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

1352402442 is a wasteful number, since it uses less digits than its factorization.

1352402442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75133477 (or 75133474 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 1352402442 is about 36775.0247042745. The cubic root of 1352402442 is about 1105.8646664074.

Adding to 1352402442 its reverse (2442042531), we get a palindrome (3794444973).

The spelling of 1352402442 in words is "one billion, three hundred fifty-two million, four hundred two thousand, four hundred forty-two".