2549001 has 16 divisors (see below), whose sum is σ = 4183424. Its totient is φ = 1344384.

The previous prime is 2548979. The next prime is 2549003. The reversal of 2549001 is 1009452.

It is not a de Polignac number, because 2549001 - 2⁵ = 2548969 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 (2549003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4396 + ... + 4941.

It is an arithmetic number, because the mean of its divisors is an integer number (261464).

2^2549001 is an apocalyptic number.

2549001 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2549001 is a deficient number, since it is larger than the sum of its proper divisors (1634423).

2549001 is a wasteful number, since it uses less digits than its factorization.

2549001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9360.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 2549001 is about 1596.5591125918. The cubic root of 2549001 is about 136.6018775462.

The spelling of 2549001 in words is "two million, five hundred forty-nine thousand, one".