2406535 has 4 divisors (see below), whose sum is σ = 2887848. Its totient is φ = 1925224.

The previous prime is 2406529. The next prime is 2406539. The reversal of 2406535 is 5356042.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2406535 - 2¹⁹ = 1882247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2406539) 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, 240649 + ... + 240658.

It is an arithmetic number, because the mean of its divisors is an integer number (721962).

2^2406535 is an apocalyptic number.

2406535 is a deficient number, since it is larger than the sum of its proper divisors (481313).

2406535 is an equidigital number, since it uses as much as digits as its factorization.

2406535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481312.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 2406535 is about 1551.3010668468. The cubic root of 2406535 is about 134.0080005619.

It can be divided in two parts, 2406 and 535, that multiplied together give a triangular number (1287210 = T₁₆₀₄).

The spelling of 2406535 in words is "two million, four hundred six thousand, five hundred thirty-five".