2391360 has 112 divisors (see below), whose sum is σ = 7900416. Its totient is φ = 612352.

The previous prime is 2391349. The next prime is 2391401. The reversal of 2391360 is 631932.

2391360 = T₈ + T₉ + ... + T₂₄₂.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 2391360.

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, 45094 + ... + 45146.

2^2391360 is an apocalyptic number.

2391360 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 2391360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3950208).

2391360 is an abundant number, since it is smaller than the sum of its proper divisors (5509056).

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

2391360 is a wasteful number, since it uses less digits than its factorization.

2391360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120 (or 110 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 24.

The square root of 2391360 is about 1546.4022762529. The cubic root of 2391360 is about 133.7257329252.

The spelling of 2391360 in words is "two million, three hundred ninety-one thousand, three hundred sixty".