40141655 has 8 divisors (see below), whose sum is σ = 49831200. Its totient is φ = 31005856.

The previous prime is 40141649. The next prime is 40141657. The reversal of 40141655 is 55614104.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40141655 - 2¹⁶ = 40076119 is a prime.

It is a super-2 number, since 2×40141655² = 3222704932278050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40141657) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138275 + ... + 138564.

It is an arithmetic number, because the mean of its divisors is an integer number (6228900).

Almost surely, 2^40141655 is an apocalyptic number.

40141655 is a deficient number, since it is larger than the sum of its proper divisors (9689545).

40141655 is a wasteful number, since it uses less digits than its factorization.

40141655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276873.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 40141655 is about 6335.7442341054. The cubic root of 40141655 is about 342.3984247779.

Adding to 40141655 its reverse (55614104), we get a palindrome (95755759).

The spelling of 40141655 in words is "forty million, one hundred forty-one thousand, six hundred fifty-five".