201962397 has 32 divisors (see below), whose sum is σ = 350929152. Its totient is φ = 100260864.

The previous prime is 201962377. The next prime is 201962401. The reversal of 201962397 is 793269102.

201962397 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 201962397 - 2⁸ = 201962141 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201962347) 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, 17118 + ... + 26399.

It is an arithmetic number, because the mean of its divisors is an integer number (10966536).

Almost surely, 2^201962397 is an apocalyptic number.

It is an amenable number.

201962397 is a deficient number, since it is larger than the sum of its proper divisors (148966755).

201962397 is a wasteful number, since it uses less digits than its factorization.

201962397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43557.

The product of its (nonzero) digits is 40824, while the sum is 39.

The square root of 201962397 is about 14211.3474730583. The cubic root of 201962397 is about 586.7100202911.

The spelling of 201962397 in words is "two hundred one million, nine hundred sixty-two thousand, three hundred ninety-seven".