40156034 has 8 divisors (see below), whose sum is σ = 60633408. Its totient is φ = 19944900.

The previous prime is 40156021. The next prime is 40156069. The reversal of 40156034 is 43065104.

It is a happy number.

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

It is a super-2 number, since 2×40156034² = 3225014133218312, 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, 66182 + ... + 66785.

It is an arithmetic number, because the mean of its divisors is an integer number (7579176).

Almost surely, 2^40156034 is an apocalyptic number.

40156034 is a deficient number, since it is larger than the sum of its proper divisors (20477374).

40156034 is a wasteful number, since it uses less digits than its factorization.

40156034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133120.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 40156034 is about 6336.8788847508. The cubic root of 40156034 is about 342.4393030061.

The spelling of 40156034 in words is "forty million, one hundred fifty-six thousand, thirty-four".