4212605749 has 8 divisors (see below), whose sum is σ = 4615296192. Its totient is φ = 3813203040.

The previous prime is 4212605737. The next prime is 4212605783. The reversal of 4212605749 is 9475062124.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4212605749 - 2¹¹ = 4212603701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4212605249) 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, 819249 + ... + 824374.

It is an arithmetic number, because the mean of its divisors is an integer number (576912024).

Almost surely, 2^4212605749 is an apocalyptic number.

It is an amenable number.

4212605749 is a deficient number, since it is larger than the sum of its proper divisors (402690443).

4212605749 is a wasteful number, since it uses less digits than its factorization.

4212605749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1643867.

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 4212605749 is about 64904.5895834802. The cubic root of 4212605749 is about 1615.0411986155.

It can be divided in two parts, 4212 and 605749, that added together give a square (609961 = 781²).

The spelling of 4212605749 in words is "four billion, two hundred twelve million, six hundred five thousand, seven hundred forty-nine".