97023405 has 32 divisors (see below), whose sum is σ = 164131200. Its totient is φ = 48805632.

The previous prime is 97023401. The next prime is 97023413. The reversal of 97023405 is 50432079.

It is not a de Polignac number, because 97023405 - 2² = 97023401 is a prime.

It is a super-2 number, since 2×97023405² = 18827082235588050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97023401) 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, 78331 + ... + 79559.

It is an arithmetic number, because the mean of its divisors is an integer number (5129100).

Almost surely, 2^97023405 is an apocalyptic number.

97023405 is a gapful number since it is divisible by the number (95) formed by its first and last digit.

It is an amenable number.

97023405 is a deficient number, since it is larger than the sum of its proper divisors (67107795).

97023405 is a wasteful number, since it uses less digits than its factorization.

97023405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1533.

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 97023405 is about 9850.0459389792. The cubic root of 97023405 is about 459.5070412228.

The spelling of 97023405 in words is "ninety-seven million, twenty-three thousand, four hundred five".