40619499 has 8 divisors (see below), whose sum is σ = 54208512. Its totient is φ = 27055080.

The previous prime is 40619489. The next prime is 40619503. The reversal of 40619499 is 99491604.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40619499 - 2⁴ = 40619483 is a prime.

It is a super-2 number, since 2×40619499² = 3299887398022002, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40619499.

It is not an unprimeable number, because it can be changed into a prime (40619419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1867 + ... + 9204.

It is an arithmetic number, because the mean of its divisors is an integer number (6776064).

Almost surely, 2^40619499 is an apocalyptic number.

40619499 is a deficient number, since it is larger than the sum of its proper divisors (13589013).

40619499 is a wasteful number, since it uses less digits than its factorization.

40619499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12297.

The product of its (nonzero) digits is 69984, while the sum is 42.

The square root of 40619499 is about 6373.3428434378. The cubic root of 40619499 is about 343.7516996500.

Subtracting from 40619499 its product of nonzero digits (69984), we obtain a triangular number (40549515 = T₉₀₀₅).

The spelling of 40619499 in words is "forty million, six hundred nineteen thousand, four hundred ninety-nine".