40606454 has 16 divisors (see below), whose sum is σ = 72638208. Its totient is φ = 16645992.

The previous prime is 40606451. The next prime is 40606457. The reversal of 40606454 is 45460604.

It is an interprime number because it is at equal distance from previous prime (40606451) and next prime (40606457).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40606451) 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, 62732 + ... + 63375.

It is an arithmetic number, because the mean of its divisors is an integer number (4539888).

Almost surely, 2^40606454 is an apocalyptic number.

40606454 is a deficient number, since it is larger than the sum of its proper divisors (32031754).

40606454 is a wasteful number, since it uses less digits than its factorization.

40606454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126139.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 40606454 is about 6372.3193579732. The cubic root of 40606454 is about 343.7148969554.

The spelling of 40606454 in words is "forty million, six hundred six thousand, four hundred fifty-four".