40148756 has 12 divisors (see below), whose sum is σ = 71894592. Its totient is φ = 19607448.

The previous prime is 40148743. The next prime is 40148761. The reversal of 40148756 is 65784104.

It is a super-2 number, since 2×40148756² = 3223845216695072, which contains 22 as substring.

It is a congruent number.

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, 116540 + ... + 116883.

It is an arithmetic number, because the mean of its divisors is an integer number (5991216).

Almost surely, 2^40148756 is an apocalyptic number.

It is an amenable number.

40148756 is a deficient number, since it is larger than the sum of its proper divisors (31745836).

40148756 is a wasteful number, since it uses less digits than its factorization.

40148756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233470 (or 233468 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 35.

The square root of 40148756 is about 6336.3046012641. The cubic root of 40148756 is about 342.4186135141.

It can be divided in two parts, 40148 and 756, that added together give a palindrome (40904).

The spelling of 40148756 in words is "forty million, one hundred forty-eight thousand, seven hundred fifty-six".