455562381 has 4 divisors (see below), whose sum is σ = 607416512. Its totient is φ = 303708252.

The previous prime is 455562377. The next prime is 455562383. The reversal of 455562381 is 183265554.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 455562381 - 2² = 455562377 is a prime.

It is a super-2 number, since 2×455562381² = 415074165964778322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (455562383) 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, 75927061 + ... + 75927066.

It is an arithmetic number, because the mean of its divisors is an integer number (151854128).

Almost surely, 2^455562381 is an apocalyptic number.

It is an amenable number.

455562381 is a deficient number, since it is larger than the sum of its proper divisors (151854131).

455562381 is a wasteful number, since it uses less digits than its factorization.

455562381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151854130.

The product of its digits is 144000, while the sum is 39.

The square root of 455562381 is about 21343.9073508109. The cubic root of 455562381 is about 769.4539227075.

The spelling of 455562381 in words is "four hundred fifty-five million, five hundred sixty-two thousand, three hundred eighty-one".