97020651 has 32 divisors (see below), whose sum is σ = 159763968. Its totient is φ = 50999040.

The previous prime is 97020619. The next prime is 97020653. The reversal of 97020651 is 15602079.

It is not a de Polignac number, because 97020651 - 2⁵ = 97020619 is a prime.

It is not an unprimeable number, because it can be changed into a prime (97020653) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 127111 + ... + 127871.

It is an arithmetic number, because the mean of its divisors is an integer number (4992624).

Almost surely, 2^97020651 is an apocalyptic number.

97020651 is a gapful number since it is divisible by the number (91) formed by its first and last digit.

97020651 is a deficient number, since it is larger than the sum of its proper divisors (62743317).

97020651 is a wasteful number, since it uses less digits than its factorization.

97020651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1251.

The product of its (nonzero) digits is 3780, while the sum is 30.

The square root of 97020651 is about 9849.9061416848. The cubic root of 97020651 is about 459.5026934940.

The spelling of 97020651 in words is "ninety-seven million, twenty thousand, six hundred fifty-one".