1374144446 has 8 divisors (see below), whose sum is σ = 2062456680. Its totient is φ = 686658888.

The previous prime is 1374144427. The next prime is 1374144449. The reversal of 1374144446 is 6444414731.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1374144449) 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, 202496 + ... + 209171.

It is an arithmetic number, because the mean of its divisors is an integer number (257807085).

Almost surely, 2^1374144446 is an apocalyptic number.

1374144446 is a deficient number, since it is larger than the sum of its proper divisors (688312234).

1374144446 is a wasteful number, since it uses less digits than its factorization.

1374144446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413338.

The product of its digits is 129024, while the sum is 38.

The square root of 1374144446 is about 37069.4543526068. The cubic root of 1374144446 is about 1111.7593628799.

The spelling of 1374144446 in words is "one billion, three hundred seventy-four million, one hundred forty-four thousand, four hundred forty-six".