40750090 has 16 divisors (see below), whose sum is σ = 73560960. Its totient is φ = 16253200.

The previous prime is 40750049. The next prime is 40750091. The reversal of 40750090 is 9005704.

It is not an unprimeable number, because it can be changed into a prime (40750091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2086 + ... + 9265.

It is an arithmetic number, because the mean of its divisors is an integer number (4597560).

Almost surely, 2^40750090 is an apocalyptic number.

40750090 is a deficient number, since it is larger than the sum of its proper divisors (32810870).

40750090 is a wasteful number, since it uses less digits than its factorization.

40750090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11717.

The product of its (nonzero) digits is 1260, while the sum is 25.

The square root of 40750090 is about 6383.5797167420. The cubic root of 40750090 is about 344.1196908632.

Adding to 40750090 its reverse (9005704), we get a palindrome (49755794).

The spelling of 40750090 in words is "forty million, seven hundred fifty thousand, ninety".