162453450 has 48 divisors (see below), whose sum is σ = 406911456. Its totient is φ = 42888000.

The previous prime is 162453449. The next prime is 162453463. The reversal of 162453450 is 54354261.

It is a super-2 number, since 2×162453450² = 52782246833805000, which contains 22 as substring.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 9789 + ... + 20511.

It is an arithmetic number, because the mean of its divisors is an integer number (8477322).

Almost surely, 2^162453450 is an apocalyptic number.

162453450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 162453450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (203455728).

162453450 is an abundant number, since it is smaller than the sum of its proper divisors (244458006).

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

162453450 is a wasteful number, since it uses less digits than its factorization.

162453450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10839 (or 10834 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 162453450 is about 12745.7228119868. The cubic root of 162453450 is about 545.6443295402.

The spelling of 162453450 in words is "one hundred sixty-two million, four hundred fifty-three thousand, four hundred fifty".