1016564340 has 48 divisors (see below), whose sum is σ = 3105144000. Its totient is φ = 246439680.

The previous prime is 1016564309. The next prime is 1016564359. The reversal of 1016564340 is 434656101.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1016564298 and 1016564307.

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, 769465 + ... + 770784.

It is an arithmetic number, because the mean of its divisors is an integer number (64690500).

Almost surely, 2^1016564340 is an apocalyptic number.

1016564340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1016564340 is an abundant number, since it is smaller than the sum of its proper divisors (2088579660).

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

1016564340 is a wasteful number, since it uses less digits than its factorization.

1016564340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1540272 (or 1540270 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 1016564340 is about 31883.6061323057. The cubic root of 1016564340 is about 1005.4912377806.

The spelling of 1016564340 in words is "one billion, sixteen million, five hundred sixty-four thousand, three hundred forty".