1030432340 has 24 divisors (see below), whose sum is σ = 2473037952. Its totient is φ = 353291040.

The previous prime is 1030432283. The next prime is 1030432357. The reversal of 1030432340 is 432340301.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3679976 + ... + 3680255.

It is an arithmetic number, because the mean of its divisors is an integer number (103043248).

Almost surely, 2^1030432340 is an apocalyptic number.

1030432340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1030432340 is an abundant number, since it is smaller than the sum of its proper divisors (1442605612).

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

1030432340 is a wasteful number, since it uses less digits than its factorization.

1030432340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7360247 (or 7360245 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 1030432340 is about 32100.3479731918. The cubic root of 1030432340 is about 1010.0429155375.

Adding to 1030432340 its reverse (432340301), we get a palindrome (1462772641).

The spelling of 1030432340 in words is "one billion, thirty million, four hundred thirty-two thousand, three hundred forty".