162454428 has 36 divisors (see below), whose sum is σ = 428505168. Its totient is φ = 51796800.

The previous prime is 162454421. The next prime is 162454441. The reversal of 162454428 is 824454261.

162454428 is a `hidden beast` number, since 1 + 624 + 5 + 4 + 4 + 28 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 162454392 and 162454401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162454421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 97273 + ... + 98928.

Almost surely, 2^162454428 is an apocalyptic number.

162454428 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

162454428 is an abundant number, since it is smaller than the sum of its proper divisors (266050740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

162454428 is a wasteful number, since it uses less digits than its factorization.

162454428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196234 (or 196229 counting only the distinct ones).

The product of its digits is 61440, while the sum is 36.

The square root of 162454428 is about 12745.7611777406. The cubic root of 162454428 is about 545.6454244981.

The spelling of 162454428 in words is "one hundred sixty-two million, four hundred fifty-four thousand, four hundred twenty-eight".