695542398 has 16 divisors (see below), whose sum is σ = 1391938320. Its totient is φ = 231705216.

The previous prime is 695542279. The next prime is 695542423. The reversal of 695542398 is 893245596.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 695542398.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24715 + ... + 44742.

It is an arithmetic number, because the mean of its divisors is an integer number (86996145).

Almost surely, 2^695542398 is an apocalyptic number.

695542398 is an abundant number, since it is smaller than the sum of its proper divisors (696395922).

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

695542398 is a wasteful number, since it uses less digits than its factorization.

695542398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71131.

The product of its digits is 2332800, while the sum is 51.

The square root of 695542398 is about 26373.1378110380. The cubic root of 695542398 is about 886.0152618106.

The spelling of 695542398 in words is "six hundred ninety-five million, five hundred forty-two thousand, three hundred ninety-eight".