103404252 has 24 divisors (see below), whose sum is σ = 275744896. Its totient is φ = 29544048.

The previous prime is 103404247. The next prime is 103404283. The reversal of 103404252 is 252404301.

It is a Harshad number since it is a multiple of its sum of digits (21).

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, 615418 + ... + 615585.

Almost surely, 2^103404252 is an apocalyptic number.

103404252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

103404252 is an abundant number, since it is smaller than the sum of its proper divisors (172340644).

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

103404252 is a wasteful number, since it uses less digits than its factorization.

103404252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1231017 (or 1231015 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 103404252 is about 10168.7881283858. The cubic root of 103404252 is about 469.3672668751.

Adding to 103404252 its reverse (252404301), we get a palindrome (355808553).

The spelling of 103404252 in words is "one hundred three million, four hundred four thousand, two hundred fifty-two".