2536406 has 8 divisors (see below), whose sum is σ = 3824904. Its totient is φ = 1261440.

The previous prime is 2536403. The next prime is 2536423. The reversal of 2536406 is 6046352.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2536403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2900 + ... + 3671.

It is an arithmetic number, because the mean of its divisors is an integer number (478113).

2^2536406 is an apocalyptic number.

2536406 is a deficient number, since it is larger than the sum of its proper divisors (1288498).

2536406 is a wasteful number, since it uses less digits than its factorization.

2536406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6766.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 2536406 is about 1592.6098078312. The cubic root of 2536406 is about 136.3765157667.

The spelling of 2536406 in words is "two million, five hundred thirty-six thousand, four hundred six".