164211402 has 64 divisors (see below), whose sum is σ = 353009664. Its totient is φ = 50829120.

The previous prime is 164211401. The next prime is 164211409. The reversal of 164211402 is 204112461.

It is a happy number.

164211402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (164211401) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 736263 + ... + 736485.

It is an arithmetic number, because the mean of its divisors is an integer number (5515776).

Almost surely, 2^164211402 is an apocalyptic number.

164211402 is an abundant number, since it is smaller than the sum of its proper divisors (188798262).

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

164211402 is a wasteful number, since it uses less digits than its factorization.

164211402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 164211402 is about 12814.4996780990. The cubic root of 164211402 is about 547.6054599710.

Adding to 164211402 its reverse (204112461), we get a palindrome (368323863).

The spelling of 164211402 in words is "one hundred sixty-four million, two hundred eleven thousand, four hundred two".