696220995 has 16 divisors (see below), whose sum is σ = 1114629120. Its totient is φ = 371092704.

The previous prime is 696220991. The next prime is 696220997. The reversal of 696220995 is 599022696.

It is a Cunningham number, because it is equal to 26386²-1.

It is not a de Polignac number, because 696220995 - 2² = 696220991 is a prime.

It is not an unprimeable number, because it can be changed into a prime (696220991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13192 + ... + 39578.

It is an arithmetic number, because the mean of its divisors is an integer number (69664320).

Almost surely, 2^696220995 is an apocalyptic number.

696220995 is a deficient number, since it is larger than the sum of its proper divisors (418408125).

696220995 is a wasteful number, since it uses less digits than its factorization.

696220995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28154.

The product of its (nonzero) digits is 524880, while the sum is 48.

The square root of 696220995 is about 26385.9999810506. Note that the first 4 decimals coincide. The cubic root of 696220995 is about 886.3033112874.

The spelling of 696220995 in words is "six hundred ninety-six million, two hundred twenty thousand, nine hundred ninety-five".