121674438 has 12 divisors (see below), whose sum is σ = 263627988. Its totient is φ = 40558140.

The previous prime is 121674433. The next prime is 121674467. The reversal of 121674438 is 834476121.

121674438 is a `hidden beast` number, since 1 + 216 + 7 + 4 + 438 = 666.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121674433) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3379828 + ... + 3379863.

It is an arithmetic number, because the mean of its divisors is an integer number (21968999).

Almost surely, 2^121674438 is an apocalyptic number.

121674438 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

121674438 is an abundant number, since it is smaller than the sum of its proper divisors (141953550).

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

121674438 is a wasteful number, since it uses less digits than its factorization.

121674438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6759699 (or 6759696 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 121674438 is about 11030.6136728652. The cubic root of 121674438 is about 495.5260034489.

The spelling of 121674438 in words is "one hundred twenty-one million, six hundred seventy-four thousand, four hundred thirty-eight".