1264477 has 4 divisors (see below), whose sum is σ = 1338876. Its totient is φ = 1190080.

The previous prime is 1264451. The next prime is 1264499. The reversal of 1264477 is 7744621.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7744621 = 61 ⋅126961.

It can be written as a sum of positive squares in 2 ways, for example, as 793881 + 470596 = 891^2 + 686^2 .

It is a cyclic number.

It is not a de Polignac number, because 1264477 - 2¹⁵ = 1231709 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1264447) 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, 37174 + ... + 37207.

It is an arithmetic number, because the mean of its divisors is an integer number (334719).

2^1264477 is an apocalyptic number.

1264477 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1264477 is a deficient number, since it is larger than the sum of its proper divisors (74399).

1264477 is an equidigital number, since it uses as much as digits as its factorization.

1264477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74398.

The product of its digits is 9408, while the sum is 31.

The square root of 1264477 is about 1124.4896620245. The cubic root of 1264477 is about 108.1360026448.

It can be divided in two parts, 12644 and 77, that added together give a palindrome (12721).

The spelling of 1264477 in words is "one million, two hundred sixty-four thousand, four hundred seventy-seven".