67343340 has 24 divisors (see below), whose sum is σ = 188561520. Its totient is φ = 17958208.

The previous prime is 67343321. The next prime is 67343347. The reversal of 67343340 is 4334376.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 67343298 and 67343307.

It is not an unprimeable number, because it can be changed into a prime (67343347) 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, 561135 + ... + 561254.

It is an arithmetic number, because the mean of its divisors is an integer number (7856730).

Almost surely, 2^67343340 is an apocalyptic number.

67343340 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

67343340 is an abundant number, since it is smaller than the sum of its proper divisors (121218180).

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

67343340 is a wasteful number, since it uses less digits than its factorization.

67343340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1122401 (or 1122399 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 30.

The square root of 67343340 is about 8206.2988003119. The cubic root of 67343340 is about 406.8474054023.

The spelling of 67343340 in words is "sixty-seven million, three hundred forty-three thousand, three hundred forty".