11402004 has 24 divisors (see below), whose sum is σ = 26671680. Its totient is φ = 3791104.

The previous prime is 11402003. The next prime is 11402011. The reversal of 11402004 is 40020411.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11402003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5092 + ... + 6980.

It is an arithmetic number, because the mean of its divisors is an integer number (1111320).

Almost surely, 2^11402004 is an apocalyptic number.

It is an amenable number.

11402004 is an abundant number, since it is smaller than the sum of its proper divisors (15269676).

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

11402004 is a wasteful number, since it uses less digits than its factorization.

11402004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2399 (or 2397 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 11402004 is about 3376.6853569736. The cubic root of 11402004 is about 225.0748985216.

Adding to 11402004 its reverse (40020411), we get a palindrome (51422415).

The spelling of 11402004 in words is "eleven million, four hundred two thousand, four".