40300489 has 8 divisors (see below), whose sum is σ = 42729768. Its totient is φ = 37877760.

The previous prime is 40300483. The next prime is 40300543. The reversal of 40300489 is 98400304.

It can be written as a sum of positive squares in 4 ways, for example, as 9030025 + 31270464 = 3005^2 + 5592^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 40300489 - 2⁵ = 40300457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40300483) 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, 17569 + ... + 19729.

It is an arithmetic number, because the mean of its divisors is an integer number (5341221).

Almost surely, 2^40300489 is an apocalyptic number.

It is an amenable number.

40300489 is a deficient number, since it is larger than the sum of its proper divisors (2429279).

40300489 is a wasteful number, since it uses less digits than its factorization.

40300489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3275.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 40300489 is about 6348.2666138088. The cubic root of 40300489 is about 342.8494354005.

The spelling of 40300489 in words is "forty million, three hundred thousand, four hundred eighty-nine".