40162254 has 16 divisors (see below), whose sum is σ = 87626880. Its totient is φ = 12170360.

The previous prime is 40162253. The next prime is 40162261. The reversal of 40162254 is 45226104.

It is a super-2 number, since 2×40162254² = 3226013292721032, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40162253) 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, 304194 + ... + 304325.

It is an arithmetic number, because the mean of its divisors is an integer number (5476680).

Almost surely, 2^40162254 is an apocalyptic number.

40162254 is an abundant number, since it is smaller than the sum of its proper divisors (47464626).

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

40162254 is a wasteful number, since it uses less digits than its factorization.

40162254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 608535.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 40162254 is about 6337.3696436298. The cubic root of 40162254 is about 342.4569828937.

Adding to 40162254 its reverse (45226104), we get a palindrome (85388358).

The spelling of 40162254 in words is "forty million, one hundred sixty-two thousand, two hundred fifty-four".