612670441 has 4 divisors (see below), whose sum is σ = 615212884. Its totient is φ = 610128000.

The previous prime is 612670351. The next prime is 612670459. The reversal of 612670441 is 144076216.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 295118041 + 317552400 = 17179^2 + 17820^2 .

It is a cyclic number.

It is not a de Polignac number, because 612670441 - 2²¹ = 610573289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (612670241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1270860 + ... + 1271341.

It is an arithmetic number, because the mean of its divisors is an integer number (153803221).

Almost surely, 2^612670441 is an apocalyptic number.

It is an amenable number.

612670441 is a deficient number, since it is larger than the sum of its proper divisors (2542443).

612670441 is a wasteful number, since it uses less digits than its factorization.

612670441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2542442.

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 612670441 is about 24752.1805302078. The cubic root of 612670441 is about 849.3283926686.

It can be divided in two parts, 6126 and 70441, that added together give a palindrome (76567).

The spelling of 612670441 in words is "six hundred twelve million, six hundred seventy thousand, four hundred forty-one".