774464 has 14 divisors (see below), whose sum is σ = 1536954. Its totient is φ = 387200.

The previous prime is 774463. The next prime is 774467. The reversal of 774464 is 464477.

It can be written as a sum of positive squares in only one way, i.e., 774400 + 64 = 880^2 + 8^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 774464.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (774463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5987 + ... + 6114.

2⁷⁷⁴⁴⁶⁴ is an apocalyptic number.

It is an amenable number.

774464 is a deficient number, since it is larger than the sum of its proper divisors (762490).

774464 is a wasteful number, since it uses less digits than its factorization.

774464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12113 (or 12103 counting only the distinct ones).

The product of its digits is 18816, while the sum is 32.

The square root of 774464 is about 880.0363628851. The cubic root of 774464 is about 91.8333466915.

It can be divided in two parts, 7744 and 64, that multiplied together give a square (495616 = 704²).

The spelling of 774464 in words is "seven hundred seventy-four thousand, four hundred sixty-four".