40898319 has 32 divisors (see below), whose sum is σ = 69451776. Its totient is φ = 20788320.

The previous prime is 40898309. The next prime is 40898321. The reversal of 40898319 is 91389804.

It is not a de Polignac number, because 40898319 - 2⁴ = 40898303 is a prime.

It is a super-2 number, since 2×40898319² = 3345344994051522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40898309) 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, 8974 + ... + 12740.

It is an arithmetic number, because the mean of its divisors is an integer number (2170368).

Almost surely, 2^40898319 is an apocalyptic number.

40898319 is a deficient number, since it is larger than the sum of its proper divisors (28553457).

40898319 is a wasteful number, since it uses less digits than its factorization.

40898319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3835.

The product of its (nonzero) digits is 62208, while the sum is 42.

The square root of 40898319 is about 6395.1793563590. The cubic root of 40898319 is about 344.5364326363.

The spelling of 40898319 in words is "forty million, eight hundred ninety-eight thousand, three hundred nineteen".