2652040 has 16 divisors (see below), whose sum is σ = 5967180. Its totient is φ = 1060800.

The previous prime is 2652037. The next prime is 2652043. The reversal of 2652040 is 402562.

It is an interprime number because it is at equal distance from previous prime (2652037) and next prime (2652043).

It can be written as a sum of positive squares in 2 ways, for example, as 2427364 + 224676 = 1558^2 + 474^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2651999 and 2652017.

It is not an unprimeable number, because it can be changed into a prime (2652043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33111 + ... + 33190.

2^2652040 is an apocalyptic number.

2652040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2652040 is an abundant number, since it is smaller than the sum of its proper divisors (3315140).

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

2652040 is a wasteful number, since it uses less digits than its factorization.

2652040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66312 (or 66308 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 2652040 is about 1628.5085200882. The cubic root of 2652040 is about 138.4182507924.

The spelling of 2652040 in words is "two million, six hundred fifty-two thousand, forty".