420201494 has 4 divisors (see below), whose sum is σ = 630302244. Its totient is φ = 210100746.

The previous prime is 420201487. The next prime is 420201629. The reversal of 420201494 is 494102024.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105050372 + ... + 105050375.

It is an arithmetic number, because the mean of its divisors is an integer number (157575561).

Almost surely, 2^420201494 is an apocalyptic number.

420201494 is a deficient number, since it is larger than the sum of its proper divisors (210100750).

420201494 is a wasteful number, since it uses less digits than its factorization.

420201494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210100749.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 420201494 is about 20498.8168926892. The cubic root of 420201494 is about 749.0069785322.

The spelling of 420201494 in words is "four hundred twenty million, two hundred one thousand, four hundred ninety-four".