2912490 has 128 divisors (see below), whose sum is σ = 9400320. Its totient is φ = 627264.

The previous prime is 2912479. The next prime is 2912501. The reversal of 2912490 is 942192.

2912490 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2912479) and next prime (2912501).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 43437 + ... + 43503.

It is an arithmetic number, because the mean of its divisors is an integer number (73440).

2^2912490 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2912490, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4700160).

2912490 is an abundant number, since it is smaller than the sum of its proper divisors (6487830).

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

2912490 is a wasteful number, since it uses less digits than its factorization.

2912490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113 (or 107 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 2912490 is about 1706.6018867914. The cubic root of 2912490 is about 142.8087488461.

The spelling of 2912490 in words is "two million, nine hundred twelve thousand, four hundred ninety".