69396642 has 48 divisors (see below), whose sum is σ = 179399520. Its totient is φ = 19826856.

The previous prime is 69396637. The next prime is 69396643. The reversal of 69396642 is 24669396.

It is not an unprimeable number, because it can be changed into a prime (69396643) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10468 + ... + 15759.

It is an arithmetic number, because the mean of its divisors is an integer number (3737490).

Almost surely, 2^69396642 is an apocalyptic number.

69396642 is an abundant number, since it is smaller than the sum of its proper divisors (110002878).

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

69396642 is a wasteful number, since it uses less digits than its factorization.

69396642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26252 (or 26239 counting only the distinct ones).

The product of its digits is 419904, while the sum is 45.

The square root of 69396642 is about 8330.4646929208. The cubic root of 69396642 is about 410.9410113007.

The spelling of 69396642 in words is "sixty-nine million, three hundred ninety-six thousand, six hundred forty-two".