1369469774 has 8 divisors (see below), whose sum is σ = 2061785568. Its totient is φ = 682207920.

The previous prime is 1369469767. The next prime is 1369469831. The reversal of 1369469774 is 4779649631.

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

It is a super-2 number, since 2×1369469774² = 3750894923799222152, which contains 22 as substring.

It is a congruent number.

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, 1262807 + ... + 1263890.

It is an arithmetic number, because the mean of its divisors is an integer number (257723196).

Almost surely, 2^1369469774 is an apocalyptic number.

1369469774 is a deficient number, since it is larger than the sum of its proper divisors (692315794).

1369469774 is a wasteful number, since it uses less digits than its factorization.

1369469774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2526970.

The product of its digits is 6858432, while the sum is 56.

The square root of 1369469774 is about 37006.3477527843. The cubic root of 1369469774 is about 1110.4972406299.

The spelling of 1369469774 in words is "one billion, three hundred sixty-nine million, four hundred sixty-nine thousand, seven hundred seventy-four".