336423040 has 64 divisors (see below), whose sum is σ = 823941720. Its totient is φ = 131276800.

The previous prime is 336423037. The next prime is 336423049. The reversal of 336423040 is 40324633.

It can be written as a sum of positive squares in 4 ways, for example, as 92313664 + 244109376 = 9608^2 + 15624^2 .

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×336423040² = 226360923685683200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 336422996 and 336423014.

It is not an unprimeable number, because it can be changed into a prime (336423049) 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, 19830 + ... + 32650.

Almost surely, 2^336423040 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 336423040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (411970860).

336423040 is an abundant number, since it is smaller than the sum of its proper divisors (487518680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

336423040 is a wasteful number, since it uses less digits than its factorization.

336423040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12881 (or 12869 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 25.

The square root of 336423040 is about 18341.8385119922. The cubic root of 336423040 is about 695.4969721520.

Adding to 336423040 its reverse (40324633), we get a palindrome (376747673).

The spelling of 336423040 in words is "three hundred thirty-six million, four hundred twenty-three thousand, forty".