40854148 has 6 divisors (see below), whose sum is σ = 71494766. Its totient is φ = 20427072.

The previous prime is 40854131. The next prime is 40854217. The reversal of 40854148 is 84145804.

It can be written as a sum of positive squares in only one way, i.e., 39917124 + 937024 = 6318^2 + 968^2 .

It is a super-2 number, since 2×40854148² = 3338122817611808, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5106765 + ... + 5106772.

Almost surely, 2^40854148 is an apocalyptic number.

It is an amenable number.

40854148 is a deficient number, since it is larger than the sum of its proper divisors (30640618).

40854148 is a wasteful number, since it uses less digits than its factorization.

40854148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10213541 (or 10213539 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 34.

The square root of 40854148 is about 6391.7249627937. The cubic root of 40854148 is about 344.4123525502.

The spelling of 40854148 in words is "forty million, eight hundred fifty-four thousand, one hundred forty-eight".