2015328 has 48 divisors (see below), whose sum is σ = 6048000. Its totient is φ = 575616.

The previous prime is 2015317. The next prime is 2015339. The reversal of 2015328 is 8235102.

It is an interprime number because it is at equal distance from previous prime (2015317) and next prime (2015339).

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

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, 828 + ... + 2171.

It is an arithmetic number, because the mean of its divisors is an integer number (126000).

2^2015328 is an apocalyptic number.

2015328 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2015328 is an abundant number, since it is smaller than the sum of its proper divisors (4032672).

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

2015328 is a wasteful number, since it uses less digits than its factorization.

2015328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3019 (or 3011 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 2015328 is about 1419.6224850290. The cubic root of 2015328 is about 126.3131540386.

The spelling of 2015328 in words is "two million, fifteen thousand, three hundred twenty-eight".