69244542 has 24 divisors (see below), whose sum is σ = 150233616. Its totient is φ = 23050176.

The previous prime is 69244541. The next prime is 69244543. The reversal of 69244542 is 24544296.

It is an interprime number because it is at equal distance from previous prime (69244541) and next prime (69244543).

It is a junction number, because it is equal to n+sod(n) for n = 69244497 and 69244506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (69244541) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13798 + ... + 18134.

It is an arithmetic number, because the mean of its divisors is an integer number (6259734).

Almost surely, 2^69244542 is an apocalyptic number.

69244542 is an abundant number, since it is smaller than the sum of its proper divisors (80989074).

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

69244542 is a wasteful number, since it uses less digits than its factorization.

69244542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5232 (or 5229 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 69244542 is about 8321.3305426476. The cubic root of 69244542 is about 410.6405652169.

The spelling of 69244542 in words is "sixty-nine million, two hundred forty-four thousand, five hundred forty-two".