2091274 has 16 divisors (see below), whose sum is σ = 3243240. Its totient is φ = 1010880.

The previous prime is 2091269. The next prime is 2091281. The reversal of 2091274 is 4721902.

It can be written as a sum of positive squares in 4 ways, for example, as 1580049 + 511225 = 1257^2 + 715^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11464 + ... + 11644.

2^2091274 is an apocalyptic number.

2091274 is a deficient number, since it is larger than the sum of its proper divisors (1151966).

2091274 is a wasteful number, since it uses less digits than its factorization.

2091274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 2091274 is about 1446.1237844666. The cubic root of 2091274 is about 127.8802998803.

The spelling of 2091274 in words is "two million, ninety-one thousand, two hundred seventy-four".