162407428 has 12 divisors (see below), whose sum is σ = 287637840. Its totient is φ = 80225192.

The previous prime is 162407389. The next prime is 162407429. The reversal of 162407428 is 824704261.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 162407393 and 162407402.

It is not an unprimeable number, because it can be changed into a prime (162407429) 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, 244258 + ... + 244921.

It is an arithmetic number, because the mean of its divisors is an integer number (23969820).

Almost surely, 2^162407428 is an apocalyptic number.

It is an amenable number.

162407428 is a deficient number, since it is larger than the sum of its proper divisors (125230412).

162407428 is a wasteful number, since it uses less digits than its factorization.

162407428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489266 (or 489264 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 34.

The square root of 162407428 is about 12743.9172941447. The cubic root of 162407428 is about 545.5927988503.

The spelling of 162407428 in words is "one hundred sixty-two million, four hundred seven thousand, four hundred twenty-eight".