612700422 has 16 divisors (see below), whose sum is σ = 1228492272. Its totient is φ = 203718240.

The previous prime is 612700411. The next prime is 612700423. The reversal of 612700422 is 224007216.

It is a junction number, because it is equal to n+sod(n) for n = 612700392 and 612700401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612700423) 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, 126229 + ... + 130992.

It is an arithmetic number, because the mean of its divisors is an integer number (76780767).

Almost surely, 2^612700422 is an apocalyptic number.

612700422 is an abundant number, since it is smaller than the sum of its proper divisors (615791850).

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

612700422 is a wasteful number, since it uses less digits than its factorization.

612700422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257623.

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 612700422 is about 24752.7861462099. The cubic root of 612700422 is about 849.3422463913.

Adding to 612700422 its reverse (224007216), we get a palindrome (836707638).

The spelling of 612700422 in words is "six hundred twelve million, seven hundred thousand, four hundred twenty-two".