40625330 has 8 divisors (see below), whose sum is σ = 73125612. Its totient is φ = 16250128.

The previous prime is 40625323. The next prime is 40625357. The reversal of 40625330 is 3352604.

It can be written as a sum of positive squares in 2 ways, for example, as 40615129 + 10201 = 6373^2 + 101^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 40625296 and 40625305.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2031257 + ... + 2031276.

Almost surely, 2^40625330 is an apocalyptic number.

40625330 is a deficient number, since it is larger than the sum of its proper divisors (32500282).

40625330 is a wasteful number, since it uses less digits than its factorization.

40625330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4062540.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 40625330 is about 6373.8002792682. The cubic root of 40625330 is about 343.7681475819.

Adding to 40625330 its reverse (3352604), we get a palindrome (43977934).

The spelling of 40625330 in words is "forty million, six hundred twenty-five thousand, three hundred thirty".