695674980 has 648 divisors, whose sum is σ = 2976757056. Its totient is φ = 133436160.

The previous prime is 695674961. The next prime is 695674981. The reversal of 695674980 is 89476596.

695674980 is a `hidden beast` number, since 6 + 95 + 67 + 498 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (695674981) by changing a digit.

It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 53513454 + ... + 53513466.

Almost surely, 2^695674980 is an apocalyptic number.

695674980 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 695674980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1488378528).

695674980 is an abundant number, since it is smaller than the sum of its proper divisors (2281082076).

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

695674980 is a wasteful number, since it uses less digits than its factorization.

695674980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79 (or 41 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 54.

The square root of 695674980 is about 26375.6512715800. The cubic root of 695674980 is about 886.0715546705.

It can be divided in two parts, 69567 and 4980, that added together give a palindrome (74547).

The spelling of 695674980 in words is "six hundred ninety-five million, six hundred seventy-four thousand, nine hundred eighty".