382436477 has 4 divisors (see below), whose sum is σ = 392772636. Its totient is φ = 372100320.

The previous prime is 382436447. The next prime is 382436501. The reversal of 382436477 is 774634283.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 774634283 = 29 ⋅26711527.

It can be written as a sum of positive squares in 2 ways, for example, as 365039236 + 17397241 = 19106^2 + 4171^2 .

It is a cyclic number.

It is not a de Polignac number, because 382436477 - 2⁶ = 382436413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (382436447) 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, 5168024 + ... + 5168097.

It is an arithmetic number, because the mean of its divisors is an integer number (98193159).

Almost surely, 2^382436477 is an apocalyptic number.

382436477 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

It is an amenable number.

382436477 is a deficient number, since it is larger than the sum of its proper divisors (10336159).

382436477 is a wasteful number, since it uses less digits than its factorization.

382436477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10336158.

The product of its digits is 677376, while the sum is 44.

The square root of 382436477 is about 19555.9831509439. The cubic root of 382436477 is about 725.8603987260.

The spelling of 382436477 in words is "three hundred eighty-two million, four hundred thirty-six thousand, four hundred seventy-seven".