1032405340 has 48 divisors (see below), whose sum is σ = 2198296800. Its totient is φ = 407227392.

The previous prime is 1032405331. The next prime is 1032405371. The reversal of 1032405340 is 435042301.

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, 1101352 + ... + 1102288.

It is an arithmetic number, because the mean of its divisors is an integer number (45797850).

Almost surely, 2^1032405340 is an apocalyptic number.

1032405340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1032405340 is an abundant number, since it is smaller than the sum of its proper divisors (1165891460).

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

1032405340 is a wasteful number, since it uses less digits than its factorization.

1032405340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1654 (or 1652 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 1032405340 is about 32131.0650305899. The cubic root of 1032405340 is about 1010.6871577795.

Adding to 1032405340 its reverse (435042301), we get a palindrome (1467447641).

The spelling of 1032405340 in words is "one billion, thirty-two million, four hundred five thousand, three hundred forty".