40051355 has 8 divisors (see below), whose sum is σ = 48440832. Its totient is φ = 31788288.

The previous prime is 40051339. The next prime is 40051369. The reversal of 40051355 is 55315004.

40051355 = 115² + 116² + ... + 495².

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 40051355 - 2⁴ = 40051339 is a prime.

It is a super-2 number, since 2×40051355² = 3208222074672050, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40051355.

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, 30902 + ... + 32171.

It is an arithmetic number, because the mean of its divisors is an integer number (6055104).

Almost surely, 2^40051355 is an apocalyptic number.

40051355 is a deficient number, since it is larger than the sum of its proper divisors (8389477).

40051355 is a wasteful number, since it uses less digits than its factorization.

40051355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63205.

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 40051355 is about 6328.6139872803. The cubic root of 40051355 is about 342.1414864354.

Adding to 40051355 its reverse (55315004), we get a palindrome (95366359).

The spelling of 40051355 in words is "forty million, fifty-one thousand, three hundred fifty-five".