695923830 has 192 divisors, whose sum is σ = 2224834560. Its totient is φ = 147370752.

The previous prime is 695923801. The next prime is 695923831. The reversal of 695923830 is 38329596.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (695923831) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 561972 + ... + 563208.

It is an arithmetic number, because the mean of its divisors is an integer number (11587680).

Almost surely, 2^695923830 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 695923830, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1112417280).

695923830 is an abundant number, since it is smaller than the sum of its proper divisors (1528910730).

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

695923830 is a wasteful number, since it uses less digits than its factorization.

695923830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1323 (or 1320 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 45.

The square root of 695923830 is about 26380.3682688472. The cubic root of 695923830 is about 886.1771943377.

The spelling of 695923830 in words is "six hundred ninety-five million, nine hundred twenty-three thousand, eight hundred thirty".