40211454 has 16 divisors (see below), whose sum is σ = 80494848. Its totient is φ = 13391832.

The previous prime is 40211419. The next prime is 40211459. The reversal of 40211454 is 45411204.

It is a happy number.

It is a super-2 number, since 2×40211454² = 3233922065588232, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40211454.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40211459) 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, 6669 + ... + 11175.

It is an arithmetic number, because the mean of its divisors is an integer number (5030928).

Almost surely, 2^40211454 is an apocalyptic number.

40211454 is an abundant number, since it is smaller than the sum of its proper divisors (40283394).

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

40211454 is a wasteful number, since it uses less digits than its factorization.

40211454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5999.

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 40211454 is about 6341.2501921940. The cubic root of 40211454 is about 342.5967659522.

Adding to 40211454 its reverse (45411204), we get a palindrome (85622658).

The spelling of 40211454 in words is "forty million, two hundred eleven thousand, four hundred fifty-four".