2535420 has 24 divisors (see below), whose sum is σ = 7099344. Its totient is φ = 676096.

The previous prime is 2535413. The next prime is 2535437. The reversal of 2535420 is 245352.

2535420 = 151² + 152² + ... + 222².

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, 21069 + ... + 21188.

It is an arithmetic number, because the mean of its divisors is an integer number (295806).

2^2535420 is an apocalyptic number.

2535420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2535420 is an abundant number, since it is smaller than the sum of its proper divisors (4563924).

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

2535420 is a wasteful number, since it uses less digits than its factorization.

2535420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42269 (or 42267 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 2535420 is about 1592.3002229479. The cubic root of 2535420 is about 136.3588418516.

The spelling of 2535420 in words is "two million, five hundred thirty-five thousand, four hundred twenty".