40098733 has 8 divisors (see below), whose sum is σ = 42896952. Its totient is φ = 37349376.

The previous prime is 40098691. The next prime is 40098739. The reversal of 40098733 is 33789004.

It can be written as a sum of positive squares in 4 ways, for example, as 13089924 + 27008809 = 3618^2 + 5197^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40098733 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40098739) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10510 + ... + 13807.

It is an arithmetic number, because the mean of its divisors is an integer number (5362119).

Almost surely, 2^40098733 is an apocalyptic number.

It is an amenable number.

40098733 is a deficient number, since it is larger than the sum of its proper divisors (2798219).

40098733 is a wasteful number, since it uses less digits than its factorization.

40098733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24431.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 40098733 is about 6332.3560386321. The cubic root of 40098733 is about 342.2763432276.

The spelling of 40098733 in words is "forty million, ninety-eight thousand, seven hundred thirty-three".