2921160 has 64 divisors (see below), whose sum is σ = 9564480. Its totient is φ = 707840.

The previous prime is 2921147. The next prime is 2921173. The reversal of 2921160 is 611292.

It is an interprime number because it is at equal distance from previous prime (2921147) and next prime (2921173).

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, 214 + ... + 2426.

It is an arithmetic number, because the mean of its divisors is an integer number (149445).

2^2921160 is an apocalyptic number.

2921160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2921160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4782240).

2921160 is an abundant number, since it is smaller than the sum of its proper divisors (6643320).

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

2921160 is a wasteful number, since it uses less digits than its factorization.

2921160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2238 (or 2234 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 2921160 is about 1709.1401346876. The cubic root of 2921160 is about 142.9503144583.

It can be divided in two parts, 2921 and 160, that added together give a triangular number (3081 = T₇₈).

The spelling of 2921160 in words is "two million, nine hundred twenty-one thousand, one hundred sixty".