41790640 has 20 divisors (see below), whose sum is σ = 97163424. Its totient is φ = 16716224.

The previous prime is 41790631. The next prime is 41790667. The reversal of 41790640 is 4609714.

It is a tau number, because it is divible by the number of its divisors (20).

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, 261112 + ... + 261271.

Almost surely, 2^41790640 is an apocalyptic number.

41790640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

41790640 is an abundant number, since it is smaller than the sum of its proper divisors (55372784).

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

41790640 is a wasteful number, since it uses less digits than its factorization.

41790640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522396 (or 522390 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 41790640 is about 6464.5680443476. The cubic root of 41790640 is about 347.0241299622.

The spelling of 41790640 in words is "forty-one million, seven hundred ninety thousand, six hundred forty".