164425260 has 24 divisors (see below), whose sum is σ = 460390896. Its totient is φ = 43846720.

The previous prime is 164425253. The next prime is 164425267. The reversal of 164425260 is 62524461.

It is an interprime number because it is at equal distance from previous prime (164425253) and next prime (164425267).

It is a super-3 number, since 3×164425260³ (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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

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

It is not an unprimeable number, because it can be changed into a prime (164425267) 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, 1370151 + ... + 1370270.

It is an arithmetic number, because the mean of its divisors is an integer number (19182954).

Almost surely, 2^164425260 is an apocalyptic number.

164425260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

164425260 is an abundant number, since it is smaller than the sum of its proper divisors (295965636).

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

164425260 is a wasteful number, since it uses less digits than its factorization.

164425260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2740433 (or 2740431 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 164425260 is about 12822.8413387985. The cubic root of 164425260 is about 547.8430784820.

The spelling of 164425260 in words is "one hundred sixty-four million, four hundred twenty-five thousand, two hundred sixty".