13480072 has 16 divisors (see below), whose sum is σ = 25444800. Its totient is φ = 6694800.

The previous prime is 13480057. The next prime is 13480087. The reversal of 13480072 is 27008431.

It is an interprime number because it is at equal distance from previous prime (13480057) and next prime (13480087).

It is a super-2 number, since 2×13480072² = 363424682250368, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4372 + ... + 6787.

It is an arithmetic number, because the mean of its divisors is an integer number (1590300).

Almost surely, 2^13480072 is an apocalyptic number.

It is an amenable number.

13480072 is a deficient number, since it is larger than the sum of its proper divisors (11964728).

13480072 is a wasteful number, since it uses less digits than its factorization.

13480072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11316 (or 11312 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 13480072 is about 3671.5217553489. The cubic root of 13480072 is about 237.9929381423.

The spelling of 13480072 in words is "thirteen million, four hundred eighty thousand, seventy-two".