67225155 has 8 divisors (see below), whose sum is σ = 107560272. Its totient is φ = 35853408.

The previous prime is 67225141. The next prime is 67225163. The reversal of 67225155 is 55152276.

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

It is not a de Polignac number, because 67225155 - 2⁶ = 67225091 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2240824 + ... + 2240853.

It is an arithmetic number, because the mean of its divisors is an integer number (13445034).

Almost surely, 2^67225155 is an apocalyptic number.

67225155 is a deficient number, since it is larger than the sum of its proper divisors (40335117).

67225155 is a wasteful number, since it uses less digits than its factorization.

67225155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4481685.

The product of its digits is 21000, while the sum is 33.

The square root of 67225155 is about 8199.0947671069. The cubic root of 67225155 is about 406.6092654656.

The spelling of 67225155 in words is "sixty-seven million, two hundred twenty-five thousand, one hundred fifty-five".