67464899 has 2 divisors, whose sum is σ = 67464900. Its totient is φ = 67464898.

The previous prime is 67464871. The next prime is 67464923. The reversal of 67464899 is 99846476.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 67464899 - 2¹² = 67460803 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 67464899.

It is not a weakly prime, because it can be changed into another prime (67464809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33732449 + 33732450.

It is an arithmetic number, because the mean of its divisors is an integer number (33732450).

Almost surely, 2^67464899 is an apocalyptic number.

67464899 is a deficient number, since it is larger than the sum of its proper divisors (1).

67464899 is an equidigital number, since it uses as much as digits as its factorization.

67464899 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2612736, while the sum is 53.

The square root of 67464899 is about 8213.7019059618. The cubic root of 67464899 is about 407.0920533833.

The spelling of 67464899 in words is "sixty-seven million, four hundred sixty-four thousand, eight hundred ninety-nine".