40153477 has 8 divisors (see below), whose sum is σ = 49419776. Its totient is φ = 31769712.

The previous prime is 40153447. The next prime is 40153481. The reversal of 40153477 is 77435104.

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

It is not a de Polignac number, because 40153477 - 2¹⁵ = 40120709 is a prime.

It is a super-2 number, since 2×40153477² = 3224603430379058, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40153427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220533 + ... + 220714.

It is an arithmetic number, because the mean of its divisors is an integer number (6177472).

Almost surely, 2^40153477 is an apocalyptic number.

It is an amenable number.

40153477 is a deficient number, since it is larger than the sum of its proper divisors (9266299).

40153477 is a wasteful number, since it uses less digits than its factorization.

40153477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441267.

The product of its (nonzero) digits is 11760, while the sum is 31.

The square root of 40153477 is about 6336.6771260654. The cubic root of 40153477 is about 342.4320343942.

The spelling of 40153477 in words is "forty million, one hundred fifty-three thousand, four hundred seventy-seven".