1402711228 has 6 divisors (see below), whose sum is σ = 2454744656. Its totient is φ = 701355612.

The previous prime is 1402711223. The next prime is 1402711231. The reversal of 1402711228 is 8221172041.

It is a junction number, because it is equal to n+sod(n) for n = 1402711196 and 1402711205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1402711223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175338900 + ... + 175338907.

Almost surely, 2^1402711228 is an apocalyptic number.

It is an amenable number.

1402711228 is a deficient number, since it is larger than the sum of its proper divisors (1052033428).

1402711228 is a wasteful number, since it uses less digits than its factorization.

1402711228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350677811 (or 350677809 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 28.

The square root of 1402711228 is about 37452.7866519969. The cubic root of 1402711228 is about 1119.4106242194.

Adding to 1402711228 its reverse (8221172041), we get a palindrome (9623883269).

The spelling of 1402711228 in words is "one billion, four hundred two million, seven hundred eleven thousand, two hundred twenty-eight".