40153474 has 8 divisors (see below), whose sum is σ = 60470928. Its totient is φ = 19996500.

The previous prime is 40153447. The next prime is 40153481. The reversal of 40153474 is 47435104.

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

It is a super-2 number, since 2×40153474² = 3224602948537352, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39492 + ... + 40495.

It is an arithmetic number, because the mean of its divisors is an integer number (7558866).

Almost surely, 2^40153474 is an apocalyptic number.

40153474 is a deficient number, since it is larger than the sum of its proper divisors (20317454).

40153474 is a wasteful number, since it uses less digits than its factorization.

40153474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80240.

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 40153474 is about 6336.6768893482. The cubic root of 40153474 is about 342.4320258661.

Adding to 40153474 its reverse (47435104), we get a palindrome (87588578).

The spelling of 40153474 in words is "forty million, one hundred fifty-three thousand, four hundred seventy-four".