1575674442 has 12 divisors (see below), whose sum is σ = 3413961330. Its totient is φ = 525224808.

The previous prime is 1575674431. The next prime is 1575674459. The reversal of 1575674442 is 2444765751.

1575674442 is a `hidden beast` number, since 1 + 5 + 7 + 567 + 44 + 42 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1480787361 + 94887081 = 38481^2 + 9741^2 .

It is a super-2 number, since 2×1575674442² = 4965499894344022728, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 43768717 + ... + 43768752.

Almost surely, 2^1575674442 is an apocalyptic number.

1575674442 is an abundant number, since it is smaller than the sum of its proper divisors (1838286888).

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

1575674442 is a wasteful number, since it uses less digits than its factorization.

1575674442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87537477 (or 87537474 counting only the distinct ones).

The product of its digits is 940800, while the sum is 45.

The square root of 1575674442 is about 39694.7659270086. The cubic root of 1575674442 is about 1163.6494365360.

The spelling of 1575674442 in words is "one billion, five hundred seventy-five million, six hundred seventy-four thousand, four hundred forty-two".