40201454 has 16 divisors (see below), whose sum is σ = 64676880. Its totient is φ = 18682560.

The previous prime is 40201439. The next prime is 40201457. The reversal of 40201454 is 45410204.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40201457) 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, 7967 + ... + 11994.

It is an arithmetic number, because the mean of its divisors is an integer number (4042305).

Almost surely, 2^40201454 is an apocalyptic number.

40201454 is a deficient number, since it is larger than the sum of its proper divisors (24475426).

40201454 is a wasteful number, since it uses less digits than its factorization.

40201454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20035.

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 40201454 is about 6340.4616551163. The cubic root of 40201454 is about 342.5683639974.

Adding to 40201454 its reverse (45410204), we get a palindrome (85611658).

The spelling of 40201454 in words is "forty million, two hundred one thousand, four hundred fifty-four".