40620453 has 8 divisors (see below), whose sum is σ = 54506208. Its totient is φ = 26907504.

The previous prime is 40620451. The next prime is 40620467. The reversal of 40620453 is 35402604.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40620453 - 2¹ = 40620451 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40620451) 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, 42651 + ... + 43592.

It is an arithmetic number, because the mean of its divisors is an integer number (6813276).

Almost surely, 2^40620453 is an apocalyptic number.

It is an amenable number.

40620453 is a deficient number, since it is larger than the sum of its proper divisors (13885755).

40620453 is a wasteful number, since it uses less digits than its factorization.

40620453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86403.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 40620453 is about 6373.4176859829. The cubic root of 40620453 is about 343.7543907759.

The spelling of 40620453 in words is "forty million, six hundred twenty thousand, four hundred fifty-three".