40046454 has 32 divisors (see below), whose sum is σ = 101706240. Its totient is φ = 11441736.

The previous prime is 40046449. The next prime is 40046467. The reversal of 40046454 is 45464004.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52594 + ... + 53349.

It is an arithmetic number, because the mean of its divisors is an integer number (3178320).

Almost surely, 2^40046454 is an apocalyptic number.

40046454 is an abundant number, since it is smaller than the sum of its proper divisors (61659786).

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

40046454 is a wasteful number, since it uses less digits than its factorization.

40046454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105961 (or 105955 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 40046454 is about 6328.2267658484. The cubic root of 40046454 is about 342.1275301549.

The spelling of 40046454 in words is "forty million, forty-six thousand, four hundred fifty-four".