2034921 has 24 divisors (see below), whose sum is σ = 3210240. Its totient is φ = 1143072.

The previous prime is 2034913. The next prime is 2034937. The reversal of 2034921 is 1294302.

It is not a de Polignac number, because 2034921 - 2³ = 2034913 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (2034941) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15960 + ... + 16086.

It is an arithmetic number, because the mean of its divisors is an integer number (133760).

2^2034921 is an apocalyptic number.

2034921 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2034921 is a deficient number, since it is larger than the sum of its proper divisors (1175319).

2034921 is a wasteful number, since it uses less digits than its factorization.

2034921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253 (or 246 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 2034921 is about 1426.5065720143. The cubic root of 2034921 is about 126.7211730638.

The spelling of 2034921 in words is "two million, thirty-four thousand, nine hundred twenty-one".