69696900 has 432 divisors, whose sum is σ = 288148224. Its totient is φ = 13685760.

The previous prime is 69696859. The next prime is 69696901. The reversal of 69696900 is 969696.

It is a super-2 number, since 2×69696900² = 9715315739220000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (69696901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 1883682 + ... + 1883718.

Almost surely, 2^69696900 is an apocalyptic number.

69696900 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 69696900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144074112).

69696900 is an abundant number, since it is smaller than the sum of its proper divisors (218451324).

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

69696900 is a wasteful number, since it uses less digits than its factorization.

69696900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100 (or 90 counting only the distinct ones).

The product of its (nonzero) digits is 157464, while the sum is 45.

The square root of 69696900 is about 8348.4669251306. The cubic root of 69696900 is about 411.5328305139.

It can be divided in two parts, 69696 and 900, that multiplied together give a square (62726400 = 7920²).

The spelling of 69696900 in words is "sixty-nine million, six hundred ninety-six thousand, nine hundred".