1575428966 has 16 divisors (see below), whose sum is σ = 2490912000. Its totient is φ = 745238088.

The previous prime is 1575428963. The next prime is 1575429013. The reversal of 1575428966 is 6698245751.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1575428963) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 335 + ... + 56133.

It is an arithmetic number, because the mean of its divisors is an integer number (155682000).

Almost surely, 2^1575428966 is an apocalyptic number.

1575428966 is a deficient number, since it is larger than the sum of its proper divisors (915483034).

1575428966 is a wasteful number, since it uses less digits than its factorization.

1575428966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56563.

The product of its digits is 3628800, while the sum is 53.

The square root of 1575428966 is about 39691.6737616342. The cubic root of 1575428966 is about 1163.5890046692.

The spelling of 1575428966 in words is "one billion, five hundred seventy-five million, four hundred twenty-eight thousand, nine hundred sixty-six".