1402066 has 4 divisors (see below), whose sum is σ = 2103102. Its totient is φ = 701032.

The previous prime is 1402061. The next prime is 1402081. The reversal of 1402066 is 6602041.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1147041 + 255025 = 1071^2 + 505^2 .

It is not an unprimeable number, because it can be changed into a prime (1402061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 350515 + ... + 350518.

2^1402066 is an apocalyptic number.

1402066 is a deficient number, since it is larger than the sum of its proper divisors (701036).

1402066 is an equidigital number, since it uses as much as digits as its factorization.

1402066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 701035.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1402066 is about 1184.0886791115. The cubic root of 1402066 is about 111.9238960031.

The spelling of 1402066 in words is "one million, four hundred two thousand, sixty-six".