40633298 has 16 divisors (see below), whose sum is σ = 65755800. Its totient is φ = 18759936.

The previous prime is 40633297. The next prime is 40633301. The reversal of 40633298 is 89233604.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 38775529 + 1857769 = 6227^2 + 1363^2 .

It is a super-3 number, since 3×40633298³ (a number of 24 digits) contains 333 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40633297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9473 + ... + 13076.

Almost surely, 2^40633298 is an apocalyptic number.

40633298 is a deficient number, since it is larger than the sum of its proper divisors (25122502).

40633298 is a wasteful number, since it uses less digits than its factorization.

40633298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22621.

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 40633298 is about 6374.4253074297. The cubic root of 40633298 is about 343.7906209627.

The spelling of 40633298 in words is "forty million, six hundred thirty-three thousand, two hundred ninety-eight".