40250370 has 32 divisors (see below), whose sum is σ = 96837120. Its totient is φ = 10707200.

The previous prime is 40250363. The next prime is 40250387. The reversal of 40250370 is 7305204.

It is a happy number.

It is a Curzon 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, 12970 + ... + 15770.

It is an arithmetic number, because the mean of its divisors is an integer number (3026160).

Almost surely, 2^40250370 is an apocalyptic number.

40250370 is an abundant number, since it is smaller than the sum of its proper divisors (56586750).

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

40250370 is a wasteful number, since it uses less digits than its factorization.

40250370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3290.

The product of its (nonzero) digits is 840, while the sum is 21.

The square root of 40250370 is about 6344.3179302428. The cubic root of 40250370 is about 342.7072502026.

Adding to 40250370 its reverse (7305204), we get a palindrome (47555574).

The spelling of 40250370 in words is "forty million, two hundred fifty thousand, three hundred seventy".