699470542 has 8 divisors (see below), whose sum is σ = 1110923856. Its totient is φ = 329162592.

The previous prime is 699470509. The next prime is 699470543. The reversal of 699470542 is 245074996.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 699470492 and 699470501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (699470543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10286298 + ... + 10286365.

It is an arithmetic number, because the mean of its divisors is an integer number (138865482).

Almost surely, 2^699470542 is an apocalyptic number.

699470542 is a deficient number, since it is larger than the sum of its proper divisors (411453314).

699470542 is a wasteful number, since it uses less digits than its factorization.

699470542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20572682.

The product of its (nonzero) digits is 544320, while the sum is 46.

The square root of 699470542 is about 26447.5054022114. The cubic root of 699470542 is about 887.6800843846.

The spelling of 699470542 in words is "six hundred ninety-nine million, four hundred seventy thousand, five hundred forty-two".