164745435 has 16 divisors (see below), whose sum is σ = 275053824. Its totient is φ = 84043872.

The previous prime is 164745311. The next prime is 164745437. The reversal of 164745435 is 534547461.

It is a happy number.

It is not a de Polignac number, because 164745435 - 2¹¹ = 164743387 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 164745393 and 164745402.

It is not an unprimeable number, because it can be changed into a prime (164745437) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 238417 + ... + 239106.

It is an arithmetic number, because the mean of its divisors is an integer number (17190864).

Almost surely, 2^164745435 is an apocalyptic number.

164745435 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

164745435 is a deficient number, since it is larger than the sum of its proper divisors (110308389).

164745435 is a wasteful number, since it uses less digits than its factorization.

164745435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477554.

The product of its digits is 201600, while the sum is 39.

The square root of 164745435 is about 12835.3198246090. The cubic root of 164745435 is about 548.1984414162.

The spelling of 164745435 in words is "one hundred sixty-four million, seven hundred forty-five thousand, four hundred thirty-five".