40629498 has 32 divisors (see below), whose sum is σ = 100012416. Its totient is φ = 10715328.

The previous prime is 40629497. The next prime is 40629521. The reversal of 40629498 is 89492604.

It is a super-2 number, since 2×40629498² = 3301512215464008, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (40629497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36661 + ... + 37752.

It is an arithmetic number, because the mean of its divisors is an integer number (3125388).

Almost surely, 2^40629498 is an apocalyptic number.

40629498 is an abundant number, since it is smaller than the sum of its proper divisors (59382918).

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

40629498 is a wasteful number, since it uses less digits than its factorization.

40629498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74438.

The product of its (nonzero) digits is 124416, while the sum is 42.

The square root of 40629498 is about 6374.1272343749. The cubic root of 40629498 is about 343.7799036024.

The spelling of 40629498 in words is "forty million, six hundred twenty-nine thousand, four hundred ninety-eight".