68977852 has 12 divisors (see below), whose sum is σ = 124605376. Its totient is φ = 33376320.

The previous prime is 68977841. The next prime is 68977861. The reversal of 68977852 is 25877986.

It is a self number, because there is not a number n which added to its sum of digits gives 68977852.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 278013 + ... + 278260.

Almost surely, 2^68977852 is an apocalyptic number.

68977852 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

68977852 is a deficient number, since it is larger than the sum of its proper divisors (55627524).

68977852 is a wasteful number, since it uses less digits than its factorization.

68977852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556308 (or 556306 counting only the distinct ones).

The product of its digits is 1693440, while the sum is 52.

The square root of 68977852 is about 8305.2906029831. The cubic root of 68977852 is about 410.1127034999.

The spelling of 68977852 in words is "sixty-eight million, nine hundred seventy-seven thousand, eight hundred fifty-two".