162442601 has 4 divisors (see below), whose sum is σ = 168044100. Its totient is φ = 156841104.

The previous prime is 162442597. The next prime is 162442627. The reversal of 162442601 is 106244261.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 106244261 = 701 ⋅151561.

It can be written as a sum of positive squares in 2 ways, for example, as 26020201 + 136422400 = 5101^2 + 11680^2 .

It is a cyclic number.

It is not a de Polignac number, because 162442601 - 2² = 162442597 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (162442661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2800706 + ... + 2800763.

It is an arithmetic number, because the mean of its divisors is an integer number (42011025).

Almost surely, 2^162442601 is an apocalyptic number.

It is an amenable number.

162442601 is a deficient number, since it is larger than the sum of its proper divisors (5601499).

162442601 is an equidigital number, since it uses as much as digits as its factorization.

162442601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5601498.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 162442601 is about 12745.2972111285. The cubic root of 162442601 is about 545.6321828255.

Adding to 162442601 its reverse (106244261), we get a palindrome (268686862).

It can be divided in two parts, 16244260 and 1, that added together give a palindrome (16244261).

The spelling of 162442601 in words is "one hundred sixty-two million, four hundred forty-two thousand, six hundred one".