1046505564 has 144 divisors (see below), whose sum is σ = 2998404864. Its totient is φ = 305510400.

The previous prime is 1046505547. The next prime is 1046505611. The reversal of 1046505564 is 4655056401.

1046505564 is a `hidden beast` number, since 1 + 0 + 46 + 50 + 5 + 564 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 768244 + ... + 769604.

It is an arithmetic number, because the mean of its divisors is an integer number (20822256).

Almost surely, 2^1046505564 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 1046505564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1499202432).

1046505564 is an abundant number, since it is smaller than the sum of its proper divisors (1951899300).

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

1046505564 is a wasteful number, since it uses less digits than its factorization.

1046505564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1468 (or 1463 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The square root of 1046505564 is about 32349.7382369626. The cubic root of 1046505564 is about 1015.2675696987.

The spelling of 1046505564 in words is "one billion, forty-six million, five hundred five thousand, five hundred sixty-four".