40516190 has 64 divisors (see below), whose sum is σ = 88724160. Its totient is φ = 13117440.

The previous prime is 40516187. The next prime is 40516193. The reversal of 40516190 is 9161504.

It is an interprime number because it is at equal distance from previous prime (40516187) and next prime (40516193).

It is a super-2 number, since 2×40516190² = 3283123304232200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40516193) 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, 40982 + ... + 41958.

It is an arithmetic number, because the mean of its divisors is an integer number (1386315).

Almost surely, 2^40516190 is an apocalyptic number.

40516190 is an abundant number, since it is smaller than the sum of its proper divisors (48207970).

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

40516190 is a wasteful number, since it uses less digits than its factorization.

40516190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1037.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 40516190 is about 6365.2329101141. The cubic root of 40516190 is about 343.4600269749.

Adding to 40516190 its reverse (9161504), we get a palindrome (49677694).

The spelling of 40516190 in words is "forty million, five hundred sixteen thousand, one hundred ninety".