1477864249 has 9 divisors (see below), whose sum is σ = 1520349327. Its totient is φ = 1436538024.

The previous prime is 1477864231. The next prime is 1477864259. The reversal of 1477864249 is 9424687741.

The square root of 1477864249 is 38443.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 1322413225 + 155451024 = 36365^2 + 12468^2 .

It is not a de Polignac number, because 1477864249 - 2¹⁹ = 1477339961 is a prime.

It is a super-3 number, since 3×1477864249³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1477864196 and 1477864205.

It is not an unprimeable number, because it can be changed into a prime (1477864259) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1421872 + ... + 1422910.

It is an arithmetic number, because the mean of its divisors is an integer number (168927703).

Almost surely, 2^1477864249 is an apocalyptic number.

1477864249 is the 38443-rd square number.

1477864249 is the 19222-nd centered octagonal number.

It is an amenable number.

1477864249 is a deficient number, since it is larger than the sum of its proper divisors (42485078).

1477864249 is an frugal number, since it uses more digits than its factorization.

1477864249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2152 (or 1076 counting only the distinct ones).

The product of its digits is 2709504, while the sum is 52.

The cubic root of 1477864249 is about 1139.0554012235.

The spelling of 1477864249 in words is "one billion, four hundred seventy-seven million, eight hundred sixty-four thousand, two hundred forty-nine".