1403402 has 32 divisors (see below), whose sum is σ = 2830464. Its totient is φ = 504000.

The previous prime is 1403399. The next prime is 1403407. The reversal of 1403402 is 2043041.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a zygodrome in base 4.

It is not an unprimeable number, because it can be changed into a prime (1403407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1652 + ... + 2352.

It is an arithmetic number, because the mean of its divisors is an integer number (88452).

2^1403402 is an apocalyptic number.

1403402 is an abundant number, since it is smaller than the sum of its proper divisors (1427062).

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

1403402 is a wasteful number, since it uses less digits than its factorization.

1403402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 734.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 1403402 is about 1184.6526917202. The cubic root of 1403402 is about 111.9594347142.

Adding to 1403402 its reverse (2043041), we get a palindrome (3446443).

The spelling of 1403402 in words is "one million, four hundred three thousand, four hundred two".