40437054 has 108 divisors (see below), whose sum is σ = 108411264. Its totient is φ = 10859184.

The previous prime is 40437043. The next prime is 40437091. The reversal of 40437054 is 45073404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 318339 + ... + 318465.

It is an arithmetic number, because the mean of its divisors is an integer number (1003808).

Almost surely, 2^40437054 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40437054, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54205632).

40437054 is an abundant number, since it is smaller than the sum of its proper divisors (67974210).

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

40437054 is a wasteful number, since it uses less digits than its factorization.

40437054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187 (or 158 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 40437054 is about 6359.0136027532. The cubic root of 40437054 is about 343.2362664823.

The spelling of 40437054 in words is "forty million, four hundred thirty-seven thousand, fifty-four".