612174042 has 24 divisors (see below), whose sum is σ = 1346176416. Its totient is φ = 201011976.

The previous prime is 612174007. The next prime is 612174061. The reversal of 612174042 is 240471216.

612174042 is a `hidden beast` number, since 612 + 1 + 7 + 4 + 0 + 42 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 612173997 and 612174015.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 252598 + ... + 255009.

It is an arithmetic number, because the mean of its divisors is an integer number (56090684).

Almost surely, 2^612174042 is an apocalyptic number.

612174042 is an abundant number, since it is smaller than the sum of its proper divisors (734002374).

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

612174042 is a wasteful number, since it uses less digits than its factorization.

612174042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 507682 (or 507679 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 612174042 is about 24742.1511190923. The cubic root of 612174042 is about 849.0989492067.

The spelling of 612174042 in words is "six hundred twelve million, one hundred seventy-four thousand, forty-two".