40151616 has 28 divisors (see below), whose sum is σ = 106234992. Its totient is φ = 13383808.

The previous prime is 40151611. The next prime is 40151621. The reversal of 40151616 is 61615104.

It is an interprime number because it is at equal distance from previous prime (40151611) and next prime (40151621).

It is a super-2 number, since 2×40151616² = 3224304534822912, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (40151611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104370 + ... + 104753.

Almost surely, 2^40151616 is an apocalyptic number.

It is an amenable number.

40151616 is an abundant number, since it is smaller than the sum of its proper divisors (66083376).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40151616 is a wasteful number, since it uses less digits than its factorization.

40151616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209138 (or 209128 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 40151616 is about 6336.5302808398. The cubic root of 40151616 is about 342.4267440606.

The spelling of 40151616 in words is "forty million, one hundred fifty-one thousand, six hundred sixteen".