972201038 has 4 divisors (see below), whose sum is σ = 1458301560. Its totient is φ = 486100518.

The previous prime is 972201031. The next prime is 972201071. The reversal of 972201038 is 830102279.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 972200995 and 972201013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (972201031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243050258 + ... + 243050261.

It is an arithmetic number, because the mean of its divisors is an integer number (364575390).

Almost surely, 2^972201038 is an apocalyptic number.

972201038 is a deficient number, since it is larger than the sum of its proper divisors (486100522).

972201038 is a wasteful number, since it uses less digits than its factorization.

972201038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486100521.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 972201038 is about 31180.1385179733. The cubic root of 972201038 is about 990.6464634637.

The spelling of 972201038 in words is "nine hundred seventy-two million, two hundred one thousand, thirty-eight".