69967380 has 96 divisors (see below), whose sum is σ = 233662464. Its totient is φ = 15295104.

The previous prime is 69967379. The next prime is 69967397. The reversal of 69967380 is 8376996.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6039 + ... + 13281.

It is an arithmetic number, because the mean of its divisors is an integer number (2433984).

Almost surely, 2^69967380 is an apocalyptic number.

69967380 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 69967380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116831232).

69967380 is an abundant number, since it is smaller than the sum of its proper divisors (163695084).

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

69967380 is a wasteful number, since it uses less digits than its factorization.

69967380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7285 (or 7283 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 48.

The square root of 69967380 is about 8364.6506203188. The cubic root of 69967380 is about 412.0645027359.

The spelling of 69967380 in words is "sixty-nine million, nine hundred sixty-seven thousand, three hundred eighty".