40460145 has 32 divisors (see below), whose sum is σ = 70917120. Its totient is φ = 19535040.

The previous prime is 40460143. The next prime is 40460171. The reversal of 40460145 is 54106404.

It is not a de Polignac number, because 40460145 - 2¹ = 40460143 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40460143) 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, 62212 + ... + 62858.

It is an arithmetic number, because the mean of its divisors is an integer number (2216160).

Almost surely, 2^40460145 is an apocalyptic number.

It is an amenable number.

40460145 is a deficient number, since it is larger than the sum of its proper divisors (30456975).

40460145 is a wasteful number, since it uses less digits than its factorization.

40460145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1045.

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

The square root of 40460145 is about 6360.8289554114. The cubic root of 40460145 is about 343.3015874335.

Adding to 40460145 its reverse (54106404), we get a palindrome (94566549).

The spelling of 40460145 in words is "forty million, four hundred sixty thousand, one hundred forty-five".