673400434 has 48 divisors (see below), whose sum is σ = 1196726400. Its totient is φ = 283325280.

The previous prime is 673400419. The next prime is 673400449. The reversal of 673400434 is 434004376.

It is an interprime number because it is at equal distance from previous prime (673400419) and next prime (673400449).

It is a super-2 number, since 2×673400434² = 906936289022776712, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 673400396 and 673400405.

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, 1562199 + ... + 1562629.

It is an arithmetic number, because the mean of its divisors is an integer number (24931800).

Almost surely, 2^673400434 is an apocalyptic number.

673400434 is a deficient number, since it is larger than the sum of its proper divisors (523325966).

673400434 is a wasteful number, since it uses less digits than its factorization.

673400434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 703 (or 696 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 31.

The square root of 673400434 is about 25949.9601926477. The cubic root of 673400434 is about 876.5118609068.

The spelling of 673400434 in words is "six hundred seventy-three million, four hundred thousand, four hundred thirty-four".