612552030 has 16 divisors (see below), whose sum is σ = 1470124944. Its totient is φ = 163347200.

The previous prime is 612552029. The next prime is 612552037. The reversal of 612552030 is 30255216.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612552037) 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, 10209171 + ... + 10209230.

It is an arithmetic number, because the mean of its divisors is an integer number (91882809).

Almost surely, 2^612552030 is an apocalyptic number.

612552030 is an abundant number, since it is smaller than the sum of its proper divisors (857572914).

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

612552030 is a wasteful number, since it uses less digits than its factorization.

612552030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20418411.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 612552030 is about 24749.7884839447. The cubic root of 612552030 is about 849.2736724920.

The spelling of 612552030 in words is "six hundred twelve million, five hundred fifty-two thousand, thirty".