612538822 has 16 divisors (see below), whose sum is σ = 1051246080. Its totient is φ = 262221768.

The previous prime is 612538789. The next prime is 612538847. The reversal of 612538822 is 228835216.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11422 + ... + 36817.

It is an arithmetic number, because the mean of its divisors is an integer number (65702880).

Almost surely, 2^612538822 is an apocalyptic number.

612538822 is a deficient number, since it is larger than the sum of its proper divisors (438707258).

612538822 is a wasteful number, since it uses less digits than its factorization.

612538822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49155.

The product of its digits is 46080, while the sum is 37.

The square root of 612538822 is about 24749.5216519431. The cubic root of 612538822 is about 849.2675683644.

The spelling of 612538822 in words is "six hundred twelve million, five hundred thirty-eight thousand, eight hundred twenty-two".