3812261242 has 8 divisors (see below), whose sum is σ = 5720667732. Its totient is φ = 1905372000.

The previous prime is 3812261231. The next prime is 3812261263. The reversal of 3812261242 is 2421622183.

It can be written as a sum of positive squares in 2 ways, for example, as 3148219881 + 664041361 = 56109^2 + 25769^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 373009 + ... + 383092.

Almost surely, 2^3812261242 is an apocalyptic number.

3812261242 is a deficient number, since it is larger than the sum of its proper divisors (1908406490).

3812261242 is a wasteful number, since it uses less digits than its factorization.

3812261242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 758624.

The product of its digits is 9216, while the sum is 31.

The square root of 3812261242 is about 61743.5117401011. The cubic root of 3812261242 is about 1562.1673307514.

The spelling of 3812261242 in words is "three billion, eight hundred twelve million, two hundred sixty-one thousand, two hundred forty-two".