1374267447 has 48 divisors (see below), whose sum is σ = 2302110720. Its totient is φ = 773793216.

The previous prime is 1374267443. The next prime is 1374267449. The reversal of 1374267447 is 7447624731.

It is not a de Polignac number, because 1374267447 - 2² = 1374267443 is a prime.

It is a super-2 number, since 2×1374267447² = 3777222031767795618, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1374267443) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1610673 + ... + 1611525.

It is an arithmetic number, because the mean of its divisors is an integer number (47960640).

Almost surely, 2^1374267447 is an apocalyptic number.

1374267447 is a deficient number, since it is larger than the sum of its proper divisors (927843273).

1374267447 is a wasteful number, since it uses less digits than its factorization.

1374267447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1212 (or 1209 counting only the distinct ones).

The product of its digits is 790272, while the sum is 45.

The square root of 1374267447 is about 37071.1133768599. The cubic root of 1374267447 is about 1111.7925334426.

The spelling of 1374267447 in words is "one billion, three hundred seventy-four million, two hundred sixty-seven thousand, four hundred forty-seven".