612656034 has 16 divisors (see below), whose sum is σ = 1240075872. Its totient is φ = 201758048.

The previous prime is 612656029. The next prime is 612656039. The reversal of 612656034 is 430656216.

It is an interprime number because it is at equal distance from previous prime (612656029) and next prime (612656039).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 612655986 and 612656004.

It is not an unprimeable number, because it can be changed into a prime (612656039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 614619 + ... + 615614.

It is an arithmetic number, because the mean of its divisors is an integer number (77504742).

Almost surely, 2^612656034 is an apocalyptic number.

612656034 is an abundant number, since it is smaller than the sum of its proper divisors (627419838).

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

612656034 is a wasteful number, since it uses less digits than its factorization.

612656034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1230321.

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 612656034 is about 24751.8895036318. The cubic root of 612656034 is about 849.3217352721.

The spelling of 612656034 in words is "six hundred twelve million, six hundred fifty-six thousand, thirty-four".