201423950 has 48 divisors (see below), whose sum is σ = 461116320. Its totient is φ = 63745920.

The previous prime is 201423941. The next prime is 201423961. The reversal of 201423950 is 59324102.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17585 + ... + 26684.

It is an arithmetic number, because the mean of its divisors is an integer number (9606590).

Almost surely, 2^201423950 is an apocalyptic number.

201423950 is an abundant number, since it is smaller than the sum of its proper divisors (259692370).

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

201423950 is a wasteful number, since it uses less digits than its factorization.

201423950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44301 (or 44296 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 201423950 is about 14192.3905667791. The cubic root of 201423950 is about 586.1881518307.

The spelling of 201423950 in words is "two hundred one million, four hundred twenty-three thousand, nine hundred fifty".