162494904 has 128 divisors (see below), whose sum is σ = 482630400. Its totient is φ = 44943360.

The previous prime is 162494903. The next prime is 162494953. The reversal of 162494904 is 409494261.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162494903) 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 31 ways as a sum of consecutive naturals, for example, 387607 + ... + 388025.

It is an arithmetic number, because the mean of its divisors is an integer number (3770550).

Almost surely, 2^162494904 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 162494904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (241315200).

162494904 is an abundant number, since it is smaller than the sum of its proper divisors (320135496).

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

162494904 is a wasteful number, since it uses less digits than its factorization.

162494904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 565 (or 561 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 39.

The square root of 162494904 is about 12747.3489008499. The cubic root of 162494904 is about 545.6907371241.

The spelling of 162494904 in words is "one hundred sixty-two million, four hundred ninety-four thousand, nine hundred four".