33950040 has 32 divisors (see below), whose sum is σ = 101850480. Its totient is φ = 9053312.

The previous prime is 33949987. The next prime is 33950057. The reversal of 33950040 is 4005933.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141339 + ... + 141578.

Almost surely, 2^33950040 is an apocalyptic number.

33950040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

33950040 is an abundant number, since it is smaller than the sum of its proper divisors (67900440).

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

33950040 is a wasteful number, since it uses less digits than its factorization.

33950040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282931 (or 282927 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 33950040 is about 5826.6662852784. Note that the first 3 decimals coincide. The cubic root of 33950040 is about 323.8024248869.

Adding to 33950040 its reverse (4005933), we get a palindrome (37955973).

The spelling of 33950040 in words is "thirty-three million, nine hundred fifty thousand, forty".