2905437 has 4 divisors (see below), whose sum is σ = 3873920. Its totient is φ = 1936956.

The previous prime is 2905433. The next prime is 2905439. The reversal of 2905437 is 7345092.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2905437 - 2² = 2905433 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2905433) 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, 484237 + ... + 484242.

It is an arithmetic number, because the mean of its divisors is an integer number (968480).

2^2905437 is an apocalyptic number.

It is an amenable number.

2905437 is a deficient number, since it is larger than the sum of its proper divisors (968483).

2905437 is an equidigital number, since it uses as much as digits as its factorization.

2905437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 968482.

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 2905437 is about 1704.5342472359. The cubic root of 2905437 is about 142.6933785787.

The spelling of 2905437 in words is "two million, nine hundred five thousand, four hundred thirty-seven".