432401340 has 48 divisors (see below), whose sum is σ = 1383685632. Its totient is φ = 98834496.

The previous prime is 432401327. The next prime is 432401353. The reversal of 432401340 is 43104234.

It is an interprime number because it is at equal distance from previous prime (432401327) and next prime (432401353).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 514344 + ... + 515183.

It is an arithmetic number, because the mean of its divisors is an integer number (28826784).

Almost surely, 2^432401340 is an apocalyptic number.

It is an amenable number.

432401340 is an abundant number, since it is smaller than the sum of its proper divisors (951284292).

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

432401340 is a wasteful number, since it uses less digits than its factorization.

432401340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1029546 (or 1029544 counting only the distinct ones).

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

The square root of 432401340 is about 20794.2621893637. The cubic root of 432401340 is about 756.1866578097.

Adding to 432401340 its reverse (43104234), we get a palindrome (475505574).

The spelling of 432401340 in words is "four hundred thirty-two million, four hundred one thousand, three hundred forty".