97142235 has 16 divisors (see below), whose sum is σ = 156549120. Its totient is φ = 51435360.

The previous prime is 97142219. The next prime is 97142249. The reversal of 97142235 is 53224179.

It is not a de Polignac number, because 97142235 - 2⁴ = 97142219 is a prime.

It is a super-2 number, since 2×97142235² = 18873227641590450, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 97142196 and 97142205.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21211 + ... + 25380.

It is an arithmetic number, because the mean of its divisors is an integer number (9784320).

Almost surely, 2^97142235 is an apocalyptic number.

97142235 is a deficient number, since it is larger than the sum of its proper divisors (59406885).

97142235 is a wasteful number, since it uses less digits than its factorization.

97142235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46738.

The product of its digits is 15120, while the sum is 33.

The square root of 97142235 is about 9856.0760447553. The cubic root of 97142235 is about 459.6945593617.

The spelling of 97142235 in words is "ninety-seven million, one hundred forty-two thousand, two hundred thirty-five".