164377240 has 16 divisors (see below), whose sum is σ = 369848880. Its totient is φ = 65750880.

The previous prime is 164377231. The next prime is 164377259. The reversal of 164377240 is 42773461.

164377240 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 164377196 and 164377205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2054676 + ... + 2054755.

It is an arithmetic number, because the mean of its divisors is an integer number (23115555).

Almost surely, 2^164377240 is an apocalyptic number.

164377240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

164377240 is an abundant number, since it is smaller than the sum of its proper divisors (205471640).

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

164377240 is a wasteful number, since it uses less digits than its factorization.

164377240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4109442 (or 4109438 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 164377240 is about 12820.9687621490. The cubic root of 164377240 is about 547.7897412068.

The spelling of 164377240 in words is "one hundred sixty-four million, three hundred seventy-seven thousand, two hundred forty".