67240296 has 24 divisors (see below), whose sum is σ = 182109330. Its totient is φ = 22413408.

The previous prime is 67240291. The next prime is 67240307. The reversal of 67240296 is 69204276.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 42380100 + 24860196 = 6510^2 + 4986^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 67240296.

It is not an unprimeable number, because it can be changed into a prime (67240291) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 466875 + ... + 467018.

Almost surely, 2^67240296 is an apocalyptic number.

It is an amenable number.

67240296 is an abundant number, since it is smaller than the sum of its proper divisors (114869034).

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

67240296 is a wasteful number, since it uses less digits than its factorization.

67240296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 933905 (or 933898 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 67240296 is about 8200.0180487606. The cubic root of 67240296 is about 406.6397897971.

The spelling of 67240296 in words is "sixty-seven million, two hundred forty thousand, two hundred ninety-six".