121676742 has 40 divisors (see below), whose sum is σ = 297436392. Its totient is φ = 36871200.

The previous prime is 121676689. The next prime is 121676777. The reversal of 121676742 is 247676121.

It is a junction number, because it is equal to n+sod(n) for n = 121676697 and 121676706.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 32359 + ... + 35922.

Almost surely, 2^121676742 is an apocalyptic number.

121676742 is an abundant number, since it is smaller than the sum of its proper divisors (175759650).

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

121676742 is a wasteful number, since it uses less digits than its factorization.

121676742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68306 (or 68297 counting only the distinct ones).

The product of its digits is 28224, while the sum is 36.

The square root of 121676742 is about 11030.7181089900. The cubic root of 121676742 is about 495.5291311524.

The spelling of 121676742 in words is "one hundred twenty-one million, six hundred seventy-six thousand, seven hundred forty-two".