612061634 has 8 divisors (see below), whose sum is σ = 933653520. Its totient is φ = 300843796.

The previous prime is 612061631. The next prime is 612061643. The reversal of 612061634 is 436160216.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 612061597 and 612061606.

It is not an unprimeable number, because it can be changed into a prime (612061631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2593364 + ... + 2593599.

It is an arithmetic number, because the mean of its divisors is an integer number (116706690).

Almost surely, 2^612061634 is an apocalyptic number.

612061634 is a deficient number, since it is larger than the sum of its proper divisors (321591886).

612061634 is a wasteful number, since it uses less digits than its factorization.

612061634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5187024.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 612061634 is about 24739.8794257369. The cubic root of 612061634 is about 849.0469752306.

The spelling of 612061634 in words is "six hundred twelve million, sixty-one thousand, six hundred thirty-four".