340604421000 has 128 divisors (see below), whose sum is σ = 1073208389760. Its totient is φ = 89928480000.

The previous prime is 340604420927. The next prime is 340604421007. The reversal of 340604421000 is 124406043.

It is a super-2 number, since 2×340604421000² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (340604421007) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 259054 + ... + 865053.

It is an arithmetic number, because the mean of its divisors is an integer number (8384440545).

Almost surely, 2^340604421000 is an apocalyptic number.

340604421000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

340604421000 is an abundant number, since it is smaller than the sum of its proper divisors (732603968760).

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

340604421000 is a wasteful number, since it uses less digits than its factorization.

340604421000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1124232 (or 1124218 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 340604421000 its reverse (124406043), we get a palindrome (340728827043).

The spelling of 340604421000 in words is "three hundred forty billion, six hundred four million, four hundred twenty-one thousand".