97953780 has 48 divisors (see below), whose sum is σ = 286199424. Its totient is φ = 24984960.

The previous prime is 97953773. The next prime is 97953827. The reversal of 97953780 is 8735979.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34111 + ... + 36870.

It is an arithmetic number, because the mean of its divisors is an integer number (5962488).

Almost surely, 2^97953780 is an apocalyptic number.

It is an amenable number.

97953780 is an abundant number, since it is smaller than the sum of its proper divisors (188245644).

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

97953780 is a wasteful number, since it uses less digits than its factorization.

97953780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71016 (or 71014 counting only the distinct ones).

The product of its (nonzero) digits is 476280, while the sum is 48.

The square root of 97953780 is about 9897.1601987641. The cubic root of 97953780 is about 460.9711367314.

The spelling of 97953780 in words is "ninety-seven million, nine hundred fifty-three thousand, seven hundred eighty".