40307514 has 48 divisors (see below), whose sum is σ = 88261632. Its totient is φ = 12265344.

The previous prime is 40307479. The next prime is 40307549. The reversal of 40307514 is 41570304.

40307514 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (40307479) and next prime (40307549).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 128622 + ... + 128934.

It is an arithmetic number, because the mean of its divisors is an integer number (1838784).

Almost surely, 2^40307514 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40307514, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44130816).

40307514 is an abundant number, since it is smaller than the sum of its proper divisors (47954118).

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

40307514 is a wasteful number, since it uses less digits than its factorization.

40307514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471 (or 458 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 40307514 is about 6348.8198903418. The cubic root of 40307514 is about 342.8693555670.

Adding to 40307514 its reverse (41570304), we get a palindrome (81877818).

The spelling of 40307514 in words is "forty million, three hundred seven thousand, five hundred fourteen".