97020442 has 8 divisors (see below), whose sum is σ = 145588032. Its totient is φ = 48491100.

The previous prime is 97020433. The next prime is 97020449. The reversal of 97020442 is 24402079.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 97020442.

It is not an unprimeable number, because it can be changed into a prime (97020449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2034 + ... + 14077.

It is an arithmetic number, because the mean of its divisors is an integer number (18198504).

Almost surely, 2^97020442 is an apocalyptic number.

97020442 is a deficient number, since it is larger than the sum of its proper divisors (48567590).

97020442 is a wasteful number, since it uses less digits than its factorization.

97020442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19124.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 97020442 is about 9849.8955324409. The cubic root of 97020442 is about 459.5023635432.

It can be divided in two parts, 970 and 20442, that added together give a palindrome (21412).

The spelling of 97020442 in words is "ninety-seven million, twenty thousand, four hundred forty-two".