40998654 has 12 divisors (see below), whose sum is σ = 88830456. Its totient is φ = 13666212.

The previous prime is 40998631. The next prime is 40998703. The reversal of 40998654 is 45689904.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1138834 + ... + 1138869.

It is an arithmetic number, because the mean of its divisors is an integer number (7402538).

Almost surely, 2^40998654 is an apocalyptic number.

40998654 is an abundant number, since it is smaller than the sum of its proper divisors (47831802).

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

40998654 is a wasteful number, since it uses less digits than its factorization.

40998654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2277711 (or 2277708 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The square root of 40998654 is about 6403.0191316285. The cubic root of 40998654 is about 344.8179505820.

The spelling of 40998654 in words is "forty million, nine hundred ninety-eight thousand, six hundred fifty-four".