1406436 has 12 divisors (see below), whose sum is σ = 3281712. Its totient is φ = 468808.

The previous prime is 1406429. The next prime is 1406441. The reversal of 1406436 is 6346041.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58590 + ... + 58613.

It is an arithmetic number, because the mean of its divisors is an integer number (273476).

2^1406436 is an apocalyptic number.

It is an amenable number.

1406436 is an abundant number, since it is smaller than the sum of its proper divisors (1875276).

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

1406436 is a wasteful number, since it uses less digits than its factorization.

1406436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117210 (or 117208 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 1406436 is about 1185.9325444560. The cubic root of 1406436 is about 112.0400579501.

The spelling of 1406436 in words is "one million, four hundred six thousand, four hundred thirty-six".