1236426472 has 32 divisors (see below), whose sum is σ = 2402294400. Its totient is φ = 596179584.

The previous prime is 1236426469. The next prime is 1236426487. The reversal of 1236426472 is 2746246321.

It is a super-3 number, since 3×1236426472³ (a number of 28 digits) contains 333 as substring.

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, 4428 + ... + 49924.

It is an arithmetic number, because the mean of its divisors is an integer number (75071700).

Almost surely, 2^1236426472 is an apocalyptic number.

It is an amenable number.

1236426472 is a deficient number, since it is larger than the sum of its proper divisors (1165867928).

1236426472 is a wasteful number, since it uses less digits than its factorization.

1236426472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45625 (or 45621 counting only the distinct ones).

The product of its digits is 96768, while the sum is 37.

The square root of 1236426472 is about 35162.8564254954. The cubic root of 1236426472 is about 1073.3040420831.

The spelling of 1236426472 in words is "one billion, two hundred thirty-six million, four hundred twenty-six thousand, four hundred seventy-two".