3214278946 has 4 divisors (see below), whose sum is σ = 4821418422. Its totient is φ = 1607139472.

The previous prime is 3214278929. The next prime is 3214278973. The reversal of 3214278946 is 6498724123.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 2010535921 + 1203743025 = 44839^2 + 34695^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3214278896 and 3214278905.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 803569735 + ... + 803569738.

Almost surely, 2^3214278946 is an apocalyptic number.

3214278946 is a deficient number, since it is larger than the sum of its proper divisors (1607139476).

3214278946 is a wasteful number, since it uses less digits than its factorization.

3214278946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1607139475.

The product of its digits is 580608, while the sum is 46.

The square root of 3214278946 is about 56694.6112606833. The cubic root of 3214278946 is about 1475.8011843485.

The spelling of 3214278946 in words is "three billion, two hundred fourteen million, two hundred seventy-eight thousand, nine hundred forty-six".