1400230432 has 144 divisors (see below), whose sum is σ = 3175018560. Its totient is φ = 605868032.

The previous prime is 1400230411. The next prime is 1400230453. The reversal of 1400230432 is 2340320041.

It is an interprime number because it is at equal distance from previous prime (1400230411) and next prime (1400230453).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6168303 + ... + 6168529.

It is an arithmetic number, because the mean of its divisors is an integer number (22048740).

Almost surely, 2^1400230432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1400230432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1587509280).

1400230432 is an abundant number, since it is smaller than the sum of its proper divisors (1774788128).

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

1400230432 is a wasteful number, since it uses less digits than its factorization.

1400230432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323 (or 298 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 1400230432 is about 37419.6530181668. The cubic root of 1400230432 is about 1118.7503153167.

Adding to 1400230432 its reverse (2340320041), we get a palindrome (3740550473).

The spelling of 1400230432 in words is "one billion, four hundred million, two hundred thirty thousand, four hundred thirty-two".