1340295528 has 128 divisors (see below), whose sum is σ = 3964464000. Its totient is φ = 372249600.

The previous prime is 1340295527. The next prime is 1340295547. The reversal of 1340295528 is 8255920431.

1340295528 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (1340295527) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 510058 + ... + 512678.

It is an arithmetic number, because the mean of its divisors is an integer number (30972375).

Almost surely, 2^1340295528 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 1340295528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1982232000).

1340295528 is an abundant number, since it is smaller than the sum of its proper divisors (2624168472).

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

1340295528 is a wasteful number, since it uses less digits than its factorization.

1340295528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2803 (or 2799 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 39.

The square root of 1340295528 is about 36610.0468177794. The cubic root of 1340295528 is about 1102.5548132208.

The spelling of 1340295528 in words is "one billion, three hundred forty million, two hundred ninety-five thousand, five hundred twenty-eight".