40151026 has 8 divisors (see below), whose sum is σ = 60485724. Its totient is φ = 19989120.

The previous prime is 40151003. The next prime is 40151029. The reversal of 40151026 is 62015104.

It can be written as a sum of positive squares in 2 ways, for example, as 34633225 + 5517801 = 5885^2 + 2349^2 .

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

It is a super-2 number, since 2×40151026² = 3224209777705352, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40150994 and 40151012.

It is not an unprimeable number, because it can be changed into a prime (40151029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42615 + ... + 43546.

Almost surely, 2^40151026 is an apocalyptic number.

40151026 is a deficient number, since it is larger than the sum of its proper divisors (20334698).

40151026 is a wasteful number, since it uses less digits than its factorization.

40151026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86396.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 40151026 is about 6336.4837252217. The cubic root of 40151026 is about 342.4250668117.

It can be divided in two parts, 4015 and 1026, that added together give a square (5041 = 71²).

The spelling of 40151026 in words is "forty million, one hundred fifty-one thousand, twenty-six".