1564283948 has 24 divisors (see below), whose sum is σ = 2754897600. Its totient is φ = 777183120.

The previous prime is 1564283921. The next prime is 1564283953. The reversal of 1564283948 is 8493824651.

It is a super-3 number, since 3×1564283948³ (a number of 29 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1564283896 and 1564283905.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 744203 + ... + 746301.

It is an arithmetic number, because the mean of its divisors is an integer number (114787400).

Almost surely, 2^1564283948 is an apocalyptic number.

It is an amenable number.

1564283948 is a deficient number, since it is larger than the sum of its proper divisors (1190613652).

1564283948 is a wasteful number, since it uses less digits than its factorization.

1564283948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3197 (or 3195 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 50.

The square root of 1564283948 is about 39551.0296705408. The cubic root of 1564283948 is about 1160.8386592733.

The spelling of 1564283948 in words is "one billion, five hundred sixty-four million, two hundred eighty-three thousand, nine hundred forty-eight".