40265148 has 48 divisors (see below), whose sum is σ = 117137664. Its totient is φ = 10458240.

The previous prime is 40265143. The next prime is 40265149. The reversal of 40265148 is 84156204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40265143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20865 + ... + 22712.

It is an arithmetic number, because the mean of its divisors is an integer number (2440368).

Almost surely, 2^40265148 is an apocalyptic number.

It is an amenable number.

40265148 is an abundant number, since it is smaller than the sum of its proper divisors (76872516).

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

40265148 is a wasteful number, since it uses less digits than its factorization.

40265148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43602 (or 43600 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 40265148 is about 6345.4824875655. The cubic root of 40265148 is about 342.7491869439.

The spelling of 40265148 in words is "forty million, two hundred sixty-five thousand, one hundred forty-eight".