162883540 has 24 divisors (see below), whose sum is σ = 343800072. Its totient is φ = 64821120.

The previous prime is 162883507. The next prime is 162883541. The reversal of 162883540 is 45388261.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 32649796 + 130233744 = 5714^2 + 11412^2 .

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 162883540.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162883541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16731 + ... + 24610.

It is an arithmetic number, because the mean of its divisors is an integer number (14325003).

Almost surely, 2^162883540 is an apocalyptic number.

162883540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

162883540 is an abundant number, since it is smaller than the sum of its proper divisors (180916532).

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

162883540 is a wasteful number, since it uses less digits than its factorization.

162883540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41547 (or 41545 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 37.

The square root of 162883540 is about 12762.5835942414. The cubic root of 162883540 is about 546.1254301769.

The spelling of 162883540 in words is "one hundred sixty-two million, eight hundred eighty-three thousand, five hundred forty".