52097970 has 16 divisors (see below), whose sum is σ = 125035200. Its totient is φ = 13892784.

The previous prime is 52097963. The next prime is 52097971. The reversal of 52097970 is 7979025.

It is not an unprimeable number, because it can be changed into a prime (52097971) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 868270 + ... + 868329.

It is an arithmetic number, because the mean of its divisors is an integer number (7814700).

Almost surely, 2^52097970 is an apocalyptic number.

52097970 is an abundant number, since it is smaller than the sum of its proper divisors (72937230).

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

52097970 is a wasteful number, since it uses less digits than its factorization.

52097970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1736609.

The product of its (nonzero) digits is 39690, while the sum is 39.

The square root of 52097970 is about 7217.8923516495. The cubic root of 52097970 is about 373.4853751113.

The spelling of 52097970 in words is "fifty-two million, ninety-seven thousand, nine hundred seventy".