11390406 has 16 divisors (see below), whose sum is σ = 22883904. Its totient is φ = 3779624.

The previous prime is 11390381. The next prime is 11390411. The reversal of 11390406 is 60409311.

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, 2820 + ... + 5543.

It is an arithmetic number, because the mean of its divisors is an integer number (1430244).

Almost surely, 2^11390406 is an apocalyptic number.

11390406 is an abundant number, since it is smaller than the sum of its proper divisors (11493498).

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

11390406 is a wasteful number, since it uses less digits than its factorization.

11390406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8595.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 11390406 is about 3374.9675553996. The cubic root of 11390406 is about 224.9985580154.

Adding to 11390406 its reverse (60409311), we get a palindrome (71799717).

The spelling of 11390406 in words is "eleven million, three hundred ninety thousand, four hundred six".