40758274 has 4 divisors (see below), whose sum is σ = 61137414. Its totient is φ = 20379136.

The previous prime is 40758271. The next prime is 40758293. The reversal of 40758274 is 47285704.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 40640625 + 117649 = 6375^2 + 343^2 .

It is a super-2 number, since 2×40758274² = 3322473798918152, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40758271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10189567 + ... + 10189570.

Almost surely, 2^40758274 is an apocalyptic number.

40758274 is a deficient number, since it is larger than the sum of its proper divisors (20379140).

40758274 is a wasteful number, since it uses less digits than its factorization.

40758274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20379139.

The product of its (nonzero) digits is 62720, while the sum is 37.

The square root of 40758274 is about 6384.2207042050. The cubic root of 40758274 is about 344.1427262891.

The spelling of 40758274 in words is "forty million, seven hundred fifty-eight thousand, two hundred seventy-four".