1073564376 has 64 divisors (see below), whose sum is σ = 2846603520. Its totient is φ = 336673920.

The previous prime is 1073564357. The next prime is 1073564381. The reversal of 1073564376 is 6734653701.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17731 + ... + 49613.

It is an arithmetic number, because the mean of its divisors is an integer number (44478180).

Almost surely, 2^1073564376 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1073564376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1423301760).

1073564376 is an abundant number, since it is smaller than the sum of its proper divisors (1773039144).

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

1073564376 is a wasteful number, since it uses less digits than its factorization.

1073564376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31976 (or 31972 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 42.

The square root of 1073564376 is about 32765.2922465221. The cubic root of 1073564376 is about 1023.9435876923.

The spelling of 1073564376 in words is "one billion, seventy-three million, five hundred sixty-four thousand, three hundred seventy-six".