40598619 has 12 divisors (see below), whose sum is σ = 54590328. Its totient is φ = 26837760.

The previous prime is 40598609. The next prime is 40598627. The reversal of 40598619 is 91689504.

It is not a de Polignac number, because 40598619 - 2¹² = 40594523 is a prime.

It is a super-2 number, since 2×40598619² = 3296495729414322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40598609) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 168339 + ... + 168579.

It is an arithmetic number, because the mean of its divisors is an integer number (4549194).

Almost surely, 2^40598619 is an apocalyptic number.

40598619 is a deficient number, since it is larger than the sum of its proper divisors (13991709).

40598619 is an equidigital number, since it uses as much as digits as its factorization.

40598619 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 718 (or 477 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 42.

The square root of 40598619 is about 6371.7045600059. The cubic root of 40598619 is about 343.6927889802.

The spelling of 40598619 in words is "forty million, five hundred ninety-eight thousand, six hundred nineteen".