40122465 has 32 divisors (see below), whose sum is σ = 70937856. Its totient is φ = 19261440.

The previous prime is 40122461. The next prime is 40122473. The reversal of 40122465 is 56422104.

It is not a de Polignac number, because 40122465 - 2² = 40122461 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40122461) 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, 2445 + ... + 9285.

It is an arithmetic number, because the mean of its divisors is an integer number (2216808).

Almost surely, 2^40122465 is an apocalyptic number.

It is an amenable number.

40122465 is a deficient number, since it is larger than the sum of its proper divisors (30815391).

40122465 is a wasteful number, since it uses less digits than its factorization.

40122465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6889.

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

The square root of 40122465 is about 6334.2296295603. The cubic root of 40122465 is about 342.3438540907.

Adding to 40122465 its reverse (56422104), we get a palindrome (96544569).

The spelling of 40122465 in words is "forty million, one hundred twenty-two thousand, four hundred sixty-five".