1402630 has 8 divisors (see below), whose sum is σ = 2524752. Its totient is φ = 561048.

The previous prime is 1402603. The next prime is 1402673. The reversal of 1402630 is 362041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is a congruent number.

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, 70122 + ... + 70141.

It is an arithmetic number, because the mean of its divisors is an integer number (315594).

2^1402630 is an apocalyptic number.

1402630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1402630 is a deficient number, since it is larger than the sum of its proper divisors (1122122).

1402630 is a wasteful number, since it uses less digits than its factorization.

1402630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140270.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1402630 is about 1184.3268130039. The cubic root of 1402630 is about 111.9389016246.

Adding to 1402630 its reverse (362041), we get a palindrome (1764671).

The spelling of 1402630 in words is "one million, four hundred two thousand, six hundred thirty".