40134777 has 16 divisors (see below), whose sum is σ = 55059648. Its totient is φ = 25989120.

The previous prime is 40134749. The next prime is 40134779. The reversal of 40134777 is 77743104.

It is not a de Polignac number, because 40134777 - 2⁶ = 40134713 is a prime.

It is a super-2 number, since 2×40134777² = 3221600649679458, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40134779) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34233 + ... + 35385.

It is an arithmetic number, because the mean of its divisors is an integer number (3441228).

Almost surely, 2^40134777 is an apocalyptic number.

It is an amenable number.

40134777 is a deficient number, since it is larger than the sum of its proper divisors (14924871).

40134777 is a wasteful number, since it uses less digits than its factorization.

40134777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1480.

The product of its (nonzero) digits is 16464, while the sum is 33.

The square root of 40134777 is about 6335.2014174768. The cubic root of 40134777 is about 342.3788677792.

The spelling of 40134777 in words is "forty million, one hundred thirty-four thousand, seven hundred seventy-seven".