137402424 has 24 divisors (see below), whose sum is σ = 372131760. Its totient is φ = 45800784.

The previous prime is 137402417. The next prime is 137402453. The reversal of 137402424 is 424204731.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×137402424² = 37758852242151552, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 954112 + ... + 954255.

It is an arithmetic number, because the mean of its divisors is an integer number (15505490).

Almost surely, 2^137402424 is an apocalyptic number.

It is an amenable number.

137402424 is an abundant number, since it is smaller than the sum of its proper divisors (234729336).

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

137402424 is a wasteful number, since it uses less digits than its factorization.

137402424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1908379 (or 1908372 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 27.

The square root of 137402424 is about 11721.8780065312. The cubic root of 137402424 is about 516.0179370004.

The spelling of 137402424 in words is "one hundred thirty-seven million, four hundred two thousand, four hundred twenty-four".