1402232340 has 48 divisors (see below), whose sum is σ = 3947973120. Its totient is φ = 371859840.

The previous prime is 1402232317. The next prime is 1402232341. The reversal of 1402232340 is 432322041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1402232341) 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, 53700 + ... + 75419.

It is an arithmetic number, because the mean of its divisors is an integer number (82249440).

Almost surely, 2^1402232340 is an apocalyptic number.

1402232340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1402232340 is an abundant number, since it is smaller than the sum of its proper divisors (2545740780).

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

1402232340 is a wasteful number, since it uses less digits than its factorization.

1402232340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129312 (or 129310 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 1402232340 is about 37446.3928836944. The cubic root of 1402232340 is about 1119.2832201557.

Adding to 1402232340 its reverse (432322041), we get a palindrome (1834554381).

The spelling of 1402232340 in words is "one billion, four hundred two million, two hundred thirty-two thousand, three hundred forty".