612540254 has 16 divisors (see below), whose sum is σ = 944302128. Its totient is φ = 297784512.

The previous prime is 612540251. The next prime is 612540263. The reversal of 612540254 is 452045216.

612540254 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612540251) 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, 192077 + ... + 195239.

It is an arithmetic number, because the mean of its divisors is an integer number (59018883).

Almost surely, 2^612540254 is an apocalyptic number.

612540254 is a deficient number, since it is larger than the sum of its proper divisors (331761874).

612540254 is a wasteful number, since it uses less digits than its factorization.

612540254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5819.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 612540254 is about 24749.5505817782. The cubic root of 612540254 is about 849.2682301729.

The spelling of 612540254 in words is "six hundred twelve million, five hundred forty thousand, two hundred fifty-four".