40261152 has 48 divisors (see below), whose sum is σ = 111252960. Its totient is φ = 12713472.

The previous prime is 40261103. The next prime is 40261213. The reversal of 40261152 is 25116204.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9213 + ... + 12860.

It is an arithmetic number, because the mean of its divisors is an integer number (2317770).

Almost surely, 2^40261152 is an apocalyptic number.

It is an amenable number.

40261152 is an abundant number, since it is smaller than the sum of its proper divisors (70991808).

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

40261152 is a wasteful number, since it uses less digits than its factorization.

40261152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22105 (or 22097 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 40261152 is about 6345.1676100793. The cubic root of 40261152 is about 342.7378481796.

Adding to 40261152 its reverse (25116204), we get a palindrome (65377356).

The spelling of 40261152 in words is "forty million, two hundred sixty-one thousand, one hundred fifty-two".