100667434 has 16 divisors (see below), whose sum is σ = 181656000. Its totient is φ = 40872384.

The previous prime is 100667431. The next prime is 100667461. The reversal of 100667434 is 434766001.

It is a junction number, because it is equal to n+sod(n) for n = 100667396 and 100667405.

It is not an unprimeable number, because it can be changed into a prime (100667431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 188959 + ... + 189490.

It is an arithmetic number, because the mean of its divisors is an integer number (11353500).

Almost surely, 2^100667434 is an apocalyptic number.

100667434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

100667434 is a deficient number, since it is larger than the sum of its proper divisors (80988566).

100667434 is a wasteful number, since it uses less digits than its factorization.

100667434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378477.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 100667434 is about 10033.3162015358. The cubic root of 100667434 is about 465.1892458207.

It can be divided in two parts, 100667 and 434, that added together give a palindrome (101101).

The spelling of 100667434 in words is "one hundred million, six hundred sixty-seven thousand, four hundred thirty-four".