67532145 has 16 divisors (see below), whose sum is σ = 110565312. Its totient is φ = 35179200.

The previous prime is 67532131. The next prime is 67532159. The reversal of 67532145 is 54123576.

It is an interprime number because it is at equal distance from previous prime (67532131) and next prime (67532159).

It is not a de Polignac number, because 67532145 - 2²⁶ = 423281 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51706 + ... + 52995.

It is an arithmetic number, because the mean of its divisors is an integer number (6910332).

Almost surely, 2^67532145 is an apocalyptic number.

It is an amenable number.

67532145 is a deficient number, since it is larger than the sum of its proper divisors (43033167).

67532145 is a wasteful number, since it uses less digits than its factorization.

67532145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104752.

The product of its digits is 25200, while the sum is 33.

The square root of 67532145 is about 8217.7944121279. The cubic root of 67532145 is about 407.2272655315.

The spelling of 67532145 in words is "sixty-seven million, five hundred thirty-two thousand, one hundred forty-five".