612732260 has 36 divisors (see below), whose sum is σ = 1496819772. Its totient is φ = 210079296.

The previous prime is 612732233. The next prime is 612732293. The reversal of 612732260 is 62237216.

It can be written as a sum of positive squares in 2 ways, for example, as 226924096 + 385808164 = 15064^2 + 19642^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 311639 + ... + 313598.

It is an arithmetic number, because the mean of its divisors is an integer number (41578327).

Almost surely, 2^612732260 is an apocalyptic number.

It is an amenable number.

612732260 is an abundant number, since it is smaller than the sum of its proper divisors (884087512).

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

612732260 is a wasteful number, since it uses less digits than its factorization.

612732260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 625260 (or 625251 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 612732260 is about 24753.4292573777. The cubic root of 612732260 is about 849.3569577081.

Adding to 612732260 its reverse (62237216), we get a palindrome (674969476).

The spelling of 612732260 in words is "six hundred twelve million, seven hundred thirty-two thousand, two hundred sixty".